215511660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 288

約数和(自身を含む): 821882880

約数和(自身を除く): 606371220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 59, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 118, 126, 130, 140, 156, 177, 180, 182, 195, 210, 223, 234, 236, 252, 260, 273, 295, 315, 354, 364, 390, 413, 420, 446, 455, 468, 531, 546, 585, 590, 630, 669, 708, 767, 780, 819, 826, 885, 892, 910, 1062, 1092, 1115, 1170, 1180, 1239, 1260, 1338, 1365, 1534, 1561, 1638, 1652, 1770, 1820, 2007, 2065, 2124, 2230, 2301, 2340, 2478, 2655, 2676, 2730, 2899, 3068, 3122, 3276, 3345, 3540, 3717, 3835, 4014, 4095, 4130, 4460, 4602, 4683, 4956, 5310, 5369, 5460, 5798, 6195, 6244, 6690, 6903, 7434, 7670, 7805, 8028, 8190, 8260, 8697, 9204, 9366, 10035, 10620, 10738, 11505, 11596, 12390, 13157, 13380, 13806, 14049, 14495, 14868, 15340, 15610, 16107, 16380, 17394, 18585, 18732, 20070, 20293, 21476, 23010, 23415, 24780, 26091, 26314, 26845, 27612, 28098, 28990, 31220, 32214, 34515, 34788, 37170, 39471, 40140, 40586, 43485, 46020, 46830, 48321, 52182, 52628, 53690, 56196, 57980, 60879, 64428, 65785, 69030, 70245, 74340, 78942, 80535, 81172, 86970, 92099, 93660, 96642, 101465, 104364, 107380, 118413, 121758, 130455, 131570, 138060, 140490, 157884, 161070, 171041, 173940, 182637, 184198, 193284, 197355, 202930, 236826, 241605, 243516, 260910, 263140, 276297, 280980, 304395, 322140, 342082, 365274, 368396, 394710, 405860, 460495, 473652, 483210, 513123, 521820, 552594, 592065, 608790, 684164, 730548, 789420, 828891, 855205, 913185, 920990, 966420, 1026246, 1105188, 1184130, 1197287, 1217580, 1381485, 1539369, 1657782, 1710410, 1826370, 1841980, 2052492, 2368260, 2394574, 2565615, 2762970, 3078738, 3315564, 3420820, 3591861, 3652740, 4144455, 4789148, 5131230, 5525940, 5986435, 6157476, 7183722, 7696845, 8288910, 10262460, 10775583, 11972870, 14367444, 15393690, 16577820, 17959305, 21551166, 23945740, 30787380, 35918610, 43102332, 53877915, 71837220, 107755830, 215511660]

約数ペア:

[(1, 215511660), (2, 107755830), (3, 71837220), (4, 53877915), (5, 43102332), (6, 35918610), (7, 30787380), (9, 23945740), (10, 21551166), (12, 17959305), (13, 16577820), (14, 15393690), (15, 14367444), (18, 11972870), (20, 10775583), (21, 10262460), (26, 8288910), (28, 7696845), (30, 7183722), (35, 6157476), (36, 5986435), (39, 5525940), (42, 5131230), (45, 4789148), (52, 4144455), (59, 3652740), (60, 3591861), (63, 3420820), (65, 3315564), (70, 3078738), (78, 2762970), (84, 2565615), (90, 2394574), (91, 2368260), (105, 2052492), (117, 1841980), (118, 1826370), (126, 1710410), (130, 1657782), (140, 1539369), (156, 1381485), (177, 1217580), (180, 1197287), (182, 1184130), (195, 1105188), (210, 1026246), (223, 966420), (234, 920990), (236, 913185), (252, 855205), (260, 828891), (273, 789420), (295, 730548), (315, 684164), (354, 608790), (364, 592065), (390, 552594), (413, 521820), (420, 513123), (446, 483210), (455, 473652), (468, 460495), (531, 405860), (546, 394710), (585, 368396), (590, 365274), (630, 342082), (669, 322140), (708, 304395), (767, 280980), (780, 276297), (819, 263140), (826, 260910), (885, 243516), (892, 241605), (910, 236826), (1062, 202930), (1092, 197355), (1115, 193284), (1170, 184198), (1180, 182637), (1239, 173940), (1260, 171041), (1338, 161070), (1365, 157884), (1534, 140490), (1561, 138060), (1638, 131570), (1652, 130455), (1770, 121758), (1820, 118413), (2007, 107380), (2065, 104364), (2124, 101465), (2230, 96642), (2301, 93660), (2340, 92099), (2478, 86970), (2655, 81172), (2676, 80535), (2730, 78942), (2899, 74340), (3068, 70245), (3122, 69030), (3276, 65785), (3345, 64428), (3540, 60879), (3717, 57980), (3835, 56196), (4014, 53690), (4095, 52628), (4130, 52182), (4460, 48321), (4602, 46830), (4683, 46020), (4956, 43485), (5310, 40586), (5369, 40140), (5460, 39471), (5798, 37170), (6195, 34788), (6244, 34515), (6690, 32214), (6903, 31220), (7434, 28990), (7670, 28098), (7805, 27612), (8028, 26845), (8190, 26314), (8260, 26091), (8697, 24780), (9204, 23415), (9366, 23010), (10035, 21476), (10620, 20293), (10738, 20070), (11505, 18732), (11596, 18585), (12390, 17394), (13157, 16380), (13380, 16107), (13806, 15610), (14049, 15340), (14495, 14868)]