640818360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:699

約数の個数: 384

約数和(自身を含む): 2650152960

約数和(自身を除く): 2009334600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 31, 35, 36, 39, 40, 42, 45, 52, 56, 60, 62, 63, 65, 70, 72, 78, 84, 90, 91, 93, 104, 105, 117, 120, 124, 126, 130, 140, 155, 156, 168, 180, 182, 186, 195, 210, 217, 234, 248, 252, 260, 273, 279, 280, 310, 312, 315, 360, 364, 372, 390, 403, 420, 434, 455, 465, 468, 504, 520, 546, 558, 585, 620, 630, 631, 651, 728, 744, 780, 806, 819, 840, 868, 910, 930, 936, 1085, 1092, 1116, 1170, 1209, 1240, 1260, 1262, 1302, 1365, 1395, 1560, 1612, 1638, 1736, 1820, 1860, 1893, 1953, 2015, 2170, 2184, 2232, 2340, 2418, 2520, 2524, 2604, 2730, 2790, 2821, 3155, 3224, 3255, 3276, 3627, 3640, 3720, 3786, 3906, 4030, 4095, 4340, 4417, 4680, 4836, 5048, 5208, 5460, 5580, 5642, 5679, 6045, 6310, 6510, 6552, 7254, 7572, 7812, 8060, 8190, 8203, 8463, 8680, 8834, 9465, 9672, 9765, 10920, 11160, 11284, 11358, 12090, 12620, 13020, 13251, 14105, 14508, 15144, 15624, 16120, 16380, 16406, 16926, 17668, 18135, 18930, 19530, 19561, 22085, 22568, 22716, 24180, 24609, 25240, 25389, 26040, 26502, 28210, 28395, 29016, 32760, 32812, 33852, 35336, 36270, 37860, 39060, 39122, 39753, 41015, 42315, 44170, 45432, 48360, 49218, 50778, 53004, 56420, 56790, 57421, 58683, 65624, 66255, 67704, 72540, 73827, 75720, 78120, 78244, 79506, 82030, 84630, 88340, 97805, 98436, 101556, 106008, 112840, 113580, 114842, 117366, 123045, 126945, 132510, 136927, 145080, 147654, 156488, 159012, 164060, 169260, 172263, 176049, 176680, 195610, 196872, 198765, 203112, 227160, 229684, 234732, 246090, 253890, 254293, 265020, 273854, 287105, 293415, 295308, 318024, 328120, 338520, 344526, 352098, 369135, 391220, 397530, 410781, 459368, 469464, 492180, 507780, 508586, 516789, 530040, 547708, 574210, 586830, 590616, 684635, 689052, 704196, 738270, 762879, 782440, 795060, 821562, 861315, 880245, 984360, 1015560, 1017172, 1033578, 1095416, 1148420, 1173660, 1232343, 1271465, 1369270, 1378104, 1408392, 1476540, 1525758, 1590120, 1643124, 1722630, 1760490, 1780051, 2034344, 2053905, 2067156, 2288637, 2296840, 2347320, 2464686, 2542930, 2583945, 2738540, 2953080, 3051516, 3286248, 3445260, 3520980, 3560102, 3814395, 4107810, 4134312, 4577274, 4929372, 5085860, 5167890, 5340153, 5477080, 6103032, 6161715, 6890520, 7041960, 7120204, 7628790, 8215620, 8900255, 9154548, 9858744, 10171720, 10335780, 10680306, 11443185, 12323430, 14240408, 15257580, 16020459, 16431240, 17800510, 18309096, 20671560, 21360612, 22886370, 24646860, 26700765, 30515160, 32040918, 35601020, 42721224, 45772740, 49293720, 53401530, 64081836, 71202040, 80102295, 91545480, 106803060, 128163672, 160204590, 213606120, 320409180, 640818360]

約数ペア:

[(1, 640818360), (2, 320409180), (3, 213606120), (4, 160204590), (5, 128163672), (6, 106803060), (7, 91545480), (8, 80102295), (9, 71202040), (10, 64081836), (12, 53401530), (13, 49293720), (14, 45772740), (15, 42721224), (18, 35601020), (20, 32040918), (21, 30515160), (24, 26700765), (26, 24646860), (28, 22886370), (30, 21360612), (31, 20671560), (35, 18309096), (36, 17800510), (39, 16431240), (40, 16020459), (42, 15257580), (45, 14240408), (52, 12323430), (56, 11443185), (60, 10680306), (62, 10335780), (63, 10171720), (65, 9858744), (70, 9154548), (72, 8900255), (78, 8215620), (84, 7628790), (90, 7120204), (91, 7041960), (93, 6890520), (104, 6161715), (105, 6103032), (117, 5477080), (120, 5340153), (124, 5167890), (126, 5085860), (130, 4929372), (140, 4577274), (155, 4134312), (156, 4107810), (168, 3814395), (180, 3560102), (182, 3520980), (186, 3445260), (195, 3286248), (210, 3051516), (217, 2953080), (234, 2738540), (248, 2583945), (252, 2542930), (260, 2464686), (273, 2347320), (279, 2296840), (280, 2288637), (310, 2067156), (312, 2053905), (315, 2034344), (360, 1780051), (364, 1760490), (372, 1722630), (390, 1643124), (403, 1590120), (420, 1525758), (434, 1476540), (455, 1408392), (465, 1378104), (468, 1369270), (504, 1271465), (520, 1232343), (546, 1173660), (558, 1148420), (585, 1095416), (620, 1033578), (630, 1017172), (631, 1015560), (651, 984360), (728, 880245), (744, 861315), (780, 821562), (806, 795060), (819, 782440), (840, 762879), (868, 738270), (910, 704196), (930, 689052), (936, 684635), (1085, 590616), (1092, 586830), (1116, 574210), (1170, 547708), (1209, 530040), (1240, 516789), (1260, 508586), (1262, 507780), (1302, 492180), (1365, 469464), (1395, 459368), (1560, 410781), (1612, 397530), (1638, 391220), (1736, 369135), (1820, 352098), (1860, 344526), (1893, 338520), (1953, 328120), (2015, 318024), (2170, 295308), (2184, 293415), (2232, 287105), (2340, 273854), (2418, 265020), (2520, 254293), (2524, 253890), (2604, 246090), (2730, 234732), (2790, 229684), (2821, 227160), (3155, 203112), (3224, 198765), (3255, 196872), (3276, 195610), (3627, 176680), (3640, 176049), (3720, 172263), (3786, 169260), (3906, 164060), (4030, 159012), (4095, 156488), (4340, 147654), (4417, 145080), (4680, 136927), (4836, 132510), (5048, 126945), (5208, 123045), (5460, 117366), (5580, 114842), (5642, 113580), (5679, 112840), (6045, 106008), (6310, 101556), (6510, 98436), (6552, 97805), (7254, 88340), (7572, 84630), (7812, 82030), (8060, 79506), (8190, 78244), (8203, 78120), (8463, 75720), (8680, 73827), (8834, 72540), (9465, 67704), (9672, 66255), (9765, 65624), (10920, 58683), (11160, 57421), (11284, 56790), (11358, 56420), (12090, 53004), (12620, 50778), (13020, 49218), (13251, 48360), (14105, 45432), (14508, 44170), (15144, 42315), (15624, 41015), (16120, 39753), (16380, 39122), (16406, 39060), (16926, 37860), (17668, 36270), (18135, 35336), (18930, 33852), (19530, 32812), (19561, 32760), (22085, 29016), (22568, 28395), (22716, 28210), (24180, 26502), (24609, 26040), (25240, 25389)]