640215576

素因数分解:

$2^3\times 3^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 576

約数和(自身を含む): 2509678080

約数和(自身を除く): 1869462504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 18, 21, 22, 24, 26, 27, 28, 33, 36, 39, 42, 44, 47, 49, 52, 54, 56, 63, 66, 72, 77, 78, 81, 84, 88, 91, 94, 98, 99, 104, 108, 117, 126, 132, 141, 143, 147, 154, 156, 162, 168, 182, 188, 189, 196, 198, 216, 231, 234, 243, 252, 264, 273, 282, 286, 294, 297, 308, 312, 324, 329, 351, 364, 376, 378, 392, 396, 423, 429, 441, 462, 468, 486, 504, 517, 539, 546, 564, 567, 572, 588, 594, 611, 616, 637, 648, 658, 693, 702, 728, 756, 792, 819, 846, 858, 882, 891, 924, 936, 972, 987, 1001, 1034, 1053, 1078, 1092, 1128, 1134, 1144, 1176, 1188, 1222, 1269, 1274, 1287, 1316, 1323, 1386, 1404, 1512, 1551, 1617, 1638, 1692, 1701, 1716, 1764, 1782, 1833, 1848, 1911, 1944, 1974, 2002, 2068, 2079, 2106, 2156, 2184, 2268, 2303, 2376, 2444, 2457, 2538, 2548, 2574, 2632, 2646, 2673, 2772, 2808, 2961, 3003, 3102, 3159, 3234, 3276, 3384, 3402, 3432, 3528, 3564, 3619, 3666, 3807, 3822, 3861, 3948, 3969, 4004, 4136, 4158, 4212, 4277, 4312, 4536, 4606, 4653, 4851, 4888, 4914, 5076, 5096, 5148, 5292, 5346, 5499, 5544, 5733, 5922, 6006, 6204, 6237, 6318, 6468, 6552, 6721, 6804, 6909, 7007, 7128, 7238, 7332, 7371, 7614, 7644, 7722, 7896, 7938, 8008, 8316, 8424, 8554, 8883, 9009, 9212, 9306, 9702, 9828, 10152, 10296, 10584, 10692, 10857, 10998, 11421, 11466, 11583, 11844, 11907, 12012, 12408, 12474, 12636, 12831, 12936, 13442, 13608, 13818, 13959, 14014, 14476, 14553, 14664, 14742, 15228, 15288, 15444, 15876, 16497, 16632, 17108, 17199, 17766, 18018, 18424, 18612, 18711, 19404, 19656, 20163, 20727, 21021, 21384, 21714, 21996, 22113, 22842, 22932, 23166, 23688, 23814, 24024, 24948, 25272, 25333, 25662, 26649, 26884, 27027, 27636, 27918, 28028, 28952, 29106, 29484, 29939, 30456, 30888, 31752, 32571, 32994, 34216, 34398, 34749, 35532, 36036, 37224, 37422, 38493, 38808, 40326, 41454, 41877, 42042, 43428, 43659, 43992, 44226, 45684, 45864, 46332, 47047, 47628, 49491, 49896, 50666, 51324, 51597, 53298, 53768, 54054, 55272, 55836, 56056, 58212, 58968, 59878, 60489, 62181, 63063, 65142, 65988, 68796, 69498, 71064, 72072, 74844, 75999, 76986, 79947, 80652, 81081, 82908, 83754, 84084, 86856, 87318, 88452, 89817, 91368, 92664, 94094, 95256, 97713, 98982, 101332, 102648, 103194, 106596, 108108, 111672, 115479, 116424, 119756, 120978, 124362, 125631, 126126, 130284, 130977, 131976, 137592, 138996, 141141, 148473, 149688, 151998, 153972, 154791, 159894, 161304, 162162, 165816, 167508, 168168, 174636, 176904, 179634, 181467, 186543, 188188, 189189, 195426, 197964, 202664, 206388, 213192, 216216, 227997, 230958, 239512, 241956, 243243, 248724, 251262, 252252, 260568, 261954, 269451, 277992, 282282, 293139, 296946, 303996, 307944, 309582, 319788, 324324, 329329, 335016, 346437, 349272, 359268, 362934, 373086, 376376, 378378, 390852, 395928, 412776, 423423, 455994, 461916, 483912, 486486, 497448, 502524, 504504, 523908, 538902, 544401, 559629, 564564, 567567, 586278, 593892, 607992, 619164, 639576, 648648, 658658, 683991, 692874, 718536, 725868, 746172, 756756, 781704, 808353, 846846, 879417, 911988, 923832, 972972, 987987, 1005048, 1039311, 1047816, 1077804, 1088802, 1119258, 1129128, 1135134, 1172556, 1187784, 1238328, 1270269, 1317316, 1367982, 1385748, 1451736, 1492344, 1513512, 1616706, 1633203, 1693692, 1702701, 1758834, 1823976, 1945944, 1975974, 2051973, 2078622, 2155608, 2177604, 2238516, 2270268, 2345112, 2425059, 2540538, 2634632, 2735964, 2771496, 2963961, 3233412, 3266406, 3387384, 3405402, 3517668, 3810807, 3951948, 4103946, 4157244, 4355208, 4477032, 4540536, 4850118, 5081076, 5471928, 5927922, 6155919, 6466824, 6532812, 6810804, 7035336, 7275177, 7621614, 7903896, 8207892, 8314488, 8891883, 9700236, 10162152, 11432421, 11855844, 12311838, 13065624, 13621608, 14550354, 15243228, 16415784, 17783766, 19400472, 22864842, 23711688, 24623676, 26675649, 29100708, 30486456, 35567532, 45729684, 49247352, 53351298, 58201416, 71135064, 80026947, 91459368, 106702596, 160053894, 213405192, 320107788, 640215576]

約数ペア:

[(1, 640215576), (2, 320107788), (3, 213405192), (4, 160053894), (6, 106702596), (7, 91459368), (8, 80026947), (9, 71135064), (11, 58201416), (12, 53351298), (13, 49247352), (14, 45729684), (18, 35567532), (21, 30486456), (22, 29100708), (24, 26675649), (26, 24623676), (27, 23711688), (28, 22864842), (33, 19400472), (36, 17783766), (39, 16415784), (42, 15243228), (44, 14550354), (47, 13621608), (49, 13065624), (52, 12311838), (54, 11855844), (56, 11432421), (63, 10162152), (66, 9700236), (72, 8891883), (77, 8314488), (78, 8207892), (81, 7903896), (84, 7621614), (88, 7275177), (91, 7035336), (94, 6810804), (98, 6532812), (99, 6466824), (104, 6155919), (108, 5927922), (117, 5471928), (126, 5081076), (132, 4850118), (141, 4540536), (143, 4477032), (147, 4355208), (154, 4157244), (156, 4103946), (162, 3951948), (168, 3810807), (182, 3517668), (188, 3405402), (189, 3387384), (196, 3266406), (198, 3233412), (216, 2963961), (231, 2771496), (234, 2735964), (243, 2634632), (252, 2540538), (264, 2425059), (273, 2345112), (282, 2270268), (286, 2238516), (294, 2177604), (297, 2155608), (308, 2078622), (312, 2051973), (324, 1975974), (329, 1945944), (351, 1823976), (364, 1758834), (376, 1702701), (378, 1693692), (392, 1633203), (396, 1616706), (423, 1513512), (429, 1492344), (441, 1451736), (462, 1385748), (468, 1367982), (486, 1317316), (504, 1270269), (517, 1238328), (539, 1187784), (546, 1172556), (564, 1135134), (567, 1129128), (572, 1119258), (588, 1088802), (594, 1077804), (611, 1047816), (616, 1039311), (637, 1005048), (648, 987987), (658, 972972), (693, 923832), (702, 911988), (728, 879417), (756, 846846), (792, 808353), (819, 781704), (846, 756756), (858, 746172), (882, 725868), (891, 718536), (924, 692874), (936, 683991), (972, 658658), (987, 648648), (1001, 639576), (1034, 619164), (1053, 607992), (1078, 593892), (1092, 586278), (1128, 567567), (1134, 564564), (1144, 559629), (1176, 544401), (1188, 538902), (1222, 523908), (1269, 504504), (1274, 502524), (1287, 497448), (1316, 486486), (1323, 483912), (1386, 461916), (1404, 455994), (1512, 423423), (1551, 412776), (1617, 395928), (1638, 390852), (1692, 378378), (1701, 376376), (1716, 373086), (1764, 362934), (1782, 359268), (1833, 349272), (1848, 346437), (1911, 335016), (1944, 329329), (1974, 324324), (2002, 319788), (2068, 309582), (2079, 307944), (2106, 303996), (2156, 296946), (2184, 293139), (2268, 282282), (2303, 277992), (2376, 269451), (2444, 261954), (2457, 260568), (2538, 252252), (2548, 251262), (2574, 248724), (2632, 243243), (2646, 241956), (2673, 239512), (2772, 230958), (2808, 227997), (2961, 216216), (3003, 213192), (3102, 206388), (3159, 202664), (3234, 197964), (3276, 195426), (3384, 189189), (3402, 188188), (3432, 186543), (3528, 181467), (3564, 179634), (3619, 176904), (3666, 174636), (3807, 168168), (3822, 167508), (3861, 165816), (3948, 162162), (3969, 161304), (4004, 159894), (4136, 154791), (4158, 153972), (4212, 151998), (4277, 149688), (4312, 148473), (4536, 141141), (4606, 138996), (4653, 137592), (4851, 131976), (4888, 130977), (4914, 130284), (5076, 126126), (5096, 125631), (5148, 124362), (5292, 120978), (5346, 119756), (5499, 116424), (5544, 115479), (5733, 111672), (5922, 108108), (6006, 106596), (6204, 103194), (6237, 102648), (6318, 101332), (6468, 98982), (6552, 97713), (6721, 95256), (6804, 94094), (6909, 92664), (7007, 91368), (7128, 89817), (7238, 88452), (7332, 87318), (7371, 86856), (7614, 84084), (7644, 83754), (7722, 82908), (7896, 81081), (7938, 80652), (8008, 79947), (8316, 76986), (8424, 75999), (8554, 74844), (8883, 72072), (9009, 71064), (9212, 69498), (9306, 68796), (9702, 65988), (9828, 65142), (10152, 63063), (10296, 62181), (10584, 60489), (10692, 59878), (10857, 58968), (10998, 58212), (11421, 56056), (11466, 55836), (11583, 55272), (11844, 54054), (11907, 53768), (12012, 53298), (12408, 51597), (12474, 51324), (12636, 50666), (12831, 49896), (12936, 49491), (13442, 47628), (13608, 47047), (13818, 46332), (13959, 45864), (14014, 45684), (14476, 44226), (14553, 43992), (14664, 43659), (14742, 43428), (15228, 42042), (15288, 41877), (15444, 41454), (15876, 40326), (16497, 38808), (16632, 38493), (17108, 37422), (17199, 37224), (17766, 36036), (18018, 35532), (18424, 34749), (18612, 34398), (18711, 34216), (19404, 32994), (19656, 32571), (20163, 31752), (20727, 30888), (21021, 30456), (21384, 29939), (21714, 29484), (21996, 29106), (22113, 28952), (22842, 28028), (22932, 27918), (23166, 27636), (23688, 27027), (23814, 26884), (24024, 26649), (24948, 25662), (25272, 25333)]