644372820

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 576

約数和(自身を含む): 2630025216

約数和(自身を除く): 1985652396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 31, 35, 36, 39, 42, 45, 47, 52, 54, 60, 62, 63, 65, 70, 78, 81, 84, 90, 91, 93, 94, 105, 108, 117, 124, 126, 130, 135, 140, 141, 155, 156, 162, 180, 182, 186, 188, 189, 195, 210, 217, 234, 235, 243, 252, 260, 270, 273, 279, 282, 310, 315, 324, 329, 351, 364, 372, 378, 390, 403, 405, 420, 423, 434, 455, 465, 468, 470, 486, 540, 546, 558, 564, 567, 585, 611, 620, 630, 651, 658, 702, 705, 756, 780, 806, 810, 819, 837, 846, 868, 910, 930, 940, 945, 972, 987, 1053, 1085, 1092, 1116, 1134, 1170, 1209, 1215, 1222, 1260, 1269, 1302, 1316, 1365, 1395, 1404, 1410, 1457, 1612, 1620, 1638, 1645, 1674, 1692, 1701, 1755, 1820, 1833, 1860, 1890, 1953, 1974, 2015, 2106, 2115, 2170, 2268, 2340, 2418, 2430, 2444, 2457, 2511, 2538, 2604, 2730, 2790, 2820, 2821, 2835, 2914, 2961, 3055, 3159, 3255, 3276, 3290, 3348, 3402, 3510, 3627, 3666, 3780, 3807, 3906, 3948, 4030, 4095, 4185, 4212, 4230, 4277, 4340, 4371, 4836, 4860, 4914, 4935, 5022, 5076, 5265, 5460, 5499, 5580, 5642, 5670, 5828, 5859, 5922, 6045, 6110, 6318, 6345, 6510, 6580, 6804, 7020, 7254, 7285, 7332, 7371, 7533, 7614, 7812, 8060, 8190, 8370, 8460, 8463, 8505, 8554, 8742, 8883, 9165, 9765, 9828, 9870, 10044, 10199, 10530, 10881, 10998, 11284, 11340, 11421, 11718, 11844, 12090, 12220, 12285, 12555, 12636, 12690, 12831, 13020, 13113, 14105, 14508, 14570, 14742, 14805, 15066, 15228, 15795, 16380, 16497, 16740, 16926, 17010, 17108, 17484, 17577, 17766, 18135, 18330, 18941, 19035, 19530, 19740, 20398, 21060, 21385, 21762, 21855, 21996, 22113, 22842, 23436, 24180, 24570, 25110, 25380, 25389, 25662, 26226, 26649, 27495, 28210, 29140, 29295, 29484, 29610, 30132, 30597, 31590, 32643, 32994, 33852, 34020, 35154, 35532, 36270, 36660, 36855, 37665, 37882, 38070, 38493, 39060, 39339, 40796, 42315, 42770, 43524, 43710, 44226, 44415, 45684, 49140, 49491, 50220, 50778, 50995, 51324, 52452, 52731, 53298, 54405, 54990, 56420, 56823, 57105, 58590, 59220, 61194, 63180, 64155, 65286, 65565, 65988, 70308, 72540, 73710, 75330, 75764, 76140, 76167, 76986, 78678, 79947, 82485, 84630, 85540, 87420, 87885, 88452, 88830, 91791, 94705, 97929, 98982, 101556, 101990, 105462, 106596, 108810, 109980, 110565, 113646, 114210, 115479, 117180, 118017, 122388, 126945, 128310, 130572, 131130, 132587, 133245, 147420, 148473, 150660, 152334, 152985, 153972, 157356, 159894, 163215, 164970, 169260, 170469, 175770, 177660, 183582, 189410, 192465, 195858, 196695, 197964, 203980, 210924, 217620, 221130, 227292, 228420, 228501, 230958, 236034, 247455, 253890, 256620, 262260, 263655, 265174, 266490, 275373, 284115, 296946, 304668, 305970, 319788, 326430, 329940, 340938, 346437, 351540, 354051, 367164, 378820, 380835, 384930, 391716, 393390, 397761, 399735, 442260, 457002, 458955, 461916, 472068, 489645, 494910, 507780, 511407, 527310, 530348, 532980, 550746, 568230, 577395, 590085, 593892, 611940, 652860, 662935, 681876, 685503, 692874, 708102, 742365, 761670, 769860, 786780, 795522, 799470, 826119, 852345, 914004, 917910, 979290, 989820, 1022814, 1039311, 1054620, 1101492, 1136460, 1142505, 1154790, 1180170, 1193283, 1325870, 1371006, 1376865, 1385748, 1416204, 1484730, 1523340, 1534221, 1591044, 1598940, 1652238, 1704690, 1732185, 1770255, 1835820, 1958580, 1988805, 2045628, 2078622, 2285010, 2309580, 2360340, 2386566, 2478357, 2557035, 2651740, 2742012, 2753730, 2969460, 3068442, 3304476, 3409380, 3427515, 3464370, 3540510, 3579849, 3977610, 4130595, 4157244, 4570020, 4602663, 4773132, 4956714, 5114070, 5196555, 5507460, 5966415, 6136884, 6855030, 6928740, 7081020, 7159698, 7671105, 7955220, 8261190, 9205326, 9913428, 10228140, 10393110, 10739547, 11932830, 12391785, 13710060, 14319396, 15342210, 16522380, 17899245, 18410652, 20786220, 21479094, 23013315, 23865660, 24783570, 30684420, 32218641, 35798490, 42958188, 46026630, 49567140, 53697735, 64437282, 71596980, 92053260, 107395470, 128874564, 161093205, 214790940, 322186410, 644372820]

約数ペア:

[(1, 644372820), (2, 322186410), (3, 214790940), (4, 161093205), (5, 128874564), (6, 107395470), (7, 92053260), (9, 71596980), (10, 64437282), (12, 53697735), (13, 49567140), (14, 46026630), (15, 42958188), (18, 35798490), (20, 32218641), (21, 30684420), (26, 24783570), (27, 23865660), (28, 23013315), (30, 21479094), (31, 20786220), (35, 18410652), (36, 17899245), (39, 16522380), (42, 15342210), (45, 14319396), (47, 13710060), (52, 12391785), (54, 11932830), (60, 10739547), (62, 10393110), (63, 10228140), (65, 9913428), (70, 9205326), (78, 8261190), (81, 7955220), (84, 7671105), (90, 7159698), (91, 7081020), (93, 6928740), (94, 6855030), (105, 6136884), (108, 5966415), (117, 5507460), (124, 5196555), (126, 5114070), (130, 4956714), (135, 4773132), (140, 4602663), (141, 4570020), (155, 4157244), (156, 4130595), (162, 3977610), (180, 3579849), (182, 3540510), (186, 3464370), (188, 3427515), (189, 3409380), (195, 3304476), (210, 3068442), (217, 2969460), (234, 2753730), (235, 2742012), (243, 2651740), (252, 2557035), (260, 2478357), (270, 2386566), (273, 2360340), (279, 2309580), (282, 2285010), (310, 2078622), (315, 2045628), (324, 1988805), (329, 1958580), (351, 1835820), (364, 1770255), (372, 1732185), (378, 1704690), (390, 1652238), (403, 1598940), (405, 1591044), (420, 1534221), (423, 1523340), (434, 1484730), (455, 1416204), (465, 1385748), (468, 1376865), (470, 1371006), (486, 1325870), (540, 1193283), (546, 1180170), (558, 1154790), (564, 1142505), (567, 1136460), (585, 1101492), (611, 1054620), (620, 1039311), (630, 1022814), (651, 989820), (658, 979290), (702, 917910), (705, 914004), (756, 852345), (780, 826119), (806, 799470), (810, 795522), (819, 786780), (837, 769860), (846, 761670), (868, 742365), (910, 708102), (930, 692874), (940, 685503), (945, 681876), (972, 662935), (987, 652860), (1053, 611940), (1085, 593892), (1092, 590085), (1116, 577395), (1134, 568230), (1170, 550746), (1209, 532980), (1215, 530348), (1222, 527310), (1260, 511407), (1269, 507780), (1302, 494910), (1316, 489645), (1365, 472068), (1395, 461916), (1404, 458955), (1410, 457002), (1457, 442260), (1612, 399735), (1620, 397761), (1638, 393390), (1645, 391716), (1674, 384930), (1692, 380835), (1701, 378820), (1755, 367164), (1820, 354051), (1833, 351540), (1860, 346437), (1890, 340938), (1953, 329940), (1974, 326430), (2015, 319788), (2106, 305970), (2115, 304668), (2170, 296946), (2268, 284115), (2340, 275373), (2418, 266490), (2430, 265174), (2444, 263655), (2457, 262260), (2511, 256620), (2538, 253890), (2604, 247455), (2730, 236034), (2790, 230958), (2820, 228501), (2821, 228420), (2835, 227292), (2914, 221130), (2961, 217620), (3055, 210924), (3159, 203980), (3255, 197964), (3276, 196695), (3290, 195858), (3348, 192465), (3402, 189410), (3510, 183582), (3627, 177660), (3666, 175770), (3780, 170469), (3807, 169260), (3906, 164970), (3948, 163215), (4030, 159894), (4095, 157356), (4185, 153972), (4212, 152985), (4230, 152334), (4277, 150660), (4340, 148473), (4371, 147420), (4836, 133245), (4860, 132587), (4914, 131130), (4935, 130572), (5022, 128310), (5076, 126945), (5265, 122388), (5460, 118017), (5499, 117180), (5580, 115479), (5642, 114210), (5670, 113646), (5828, 110565), (5859, 109980), (5922, 108810), (6045, 106596), (6110, 105462), (6318, 101990), (6345, 101556), (6510, 98982), (6580, 97929), (6804, 94705), (7020, 91791), (7254, 88830), (7285, 88452), (7332, 87885), (7371, 87420), (7533, 85540), (7614, 84630), (7812, 82485), (8060, 79947), (8190, 78678), (8370, 76986), (8460, 76167), (8463, 76140), (8505, 75764), (8554, 75330), (8742, 73710), (8883, 72540), (9165, 70308), (9765, 65988), (9828, 65565), (9870, 65286), (10044, 64155), (10199, 63180), (10530, 61194), (10881, 59220), (10998, 58590), (11284, 57105), (11340, 56823), (11421, 56420), (11718, 54990), (11844, 54405), (12090, 53298), (12220, 52731), (12285, 52452), (12555, 51324), (12636, 50995), (12690, 50778), (12831, 50220), (13020, 49491), (13113, 49140), (14105, 45684), (14508, 44415), (14570, 44226), (14742, 43710), (14805, 43524), (15066, 42770), (15228, 42315), (15795, 40796), (16380, 39339), (16497, 39060), (16740, 38493), (16926, 38070), (17010, 37882), (17108, 37665), (17484, 36855), (17577, 36660), (17766, 36270), (18135, 35532), (18330, 35154), (18941, 34020), (19035, 33852), (19530, 32994), (19740, 32643), (20398, 31590), (21060, 30597), (21385, 30132), (21762, 29610), (21855, 29484), (21996, 29295), (22113, 29140), (22842, 28210), (23436, 27495), (24180, 26649), (24570, 26226), (25110, 25662), (25380, 25389)]