645455280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:731

約数の個数: 160

約数和(自身を含む): 2064153600

約数和(自身を除く): 1418698320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 79, 80, 118, 120, 158, 177, 236, 237, 240, 295, 316, 354, 395, 472, 474, 577, 590, 632, 708, 790, 885, 944, 948, 1154, 1180, 1185, 1264, 1416, 1580, 1731, 1770, 1896, 2308, 2360, 2370, 2832, 2885, 3160, 3462, 3540, 3792, 4616, 4661, 4720, 4740, 5770, 6320, 6924, 7080, 8655, 9232, 9322, 9480, 11540, 13848, 13983, 14160, 17310, 18644, 18960, 23080, 23305, 27696, 27966, 34043, 34620, 37288, 45583, 46160, 46610, 55932, 68086, 69240, 69915, 74576, 91166, 93220, 102129, 111864, 136172, 136749, 138480, 139830, 170215, 182332, 186440, 204258, 223728, 227915, 272344, 273498, 279660, 340430, 364664, 372880, 408516, 455830, 510645, 544688, 546996, 559320, 680860, 683745, 729328, 817032, 911660, 1021290, 1093992, 1118640, 1361720, 1367490, 1634064, 1823320, 2042580, 2187984, 2689397, 2723440, 2734980, 3646640, 4085160, 5378794, 5469960, 8068191, 8170320, 10757588, 10939920, 13446985, 16136382, 21515176, 26893970, 32272764, 40340955, 43030352, 53787940, 64545528, 80681910, 107575880, 129091056, 161363820, 215151760, 322727640, 645455280]

約数ペア:

[(1, 645455280), (2, 322727640), (3, 215151760), (4, 161363820), (5, 129091056), (6, 107575880), (8, 80681910), (10, 64545528), (12, 53787940), (15, 43030352), (16, 40340955), (20, 32272764), (24, 26893970), (30, 21515176), (40, 16136382), (48, 13446985), (59, 10939920), (60, 10757588), (79, 8170320), (80, 8068191), (118, 5469960), (120, 5378794), (158, 4085160), (177, 3646640), (236, 2734980), (237, 2723440), (240, 2689397), (295, 2187984), (316, 2042580), (354, 1823320), (395, 1634064), (472, 1367490), (474, 1361720), (577, 1118640), (590, 1093992), (632, 1021290), (708, 911660), (790, 817032), (885, 729328), (944, 683745), (948, 680860), (1154, 559320), (1180, 546996), (1185, 544688), (1264, 510645), (1416, 455830), (1580, 408516), (1731, 372880), (1770, 364664), (1896, 340430), (2308, 279660), (2360, 273498), (2370, 272344), (2832, 227915), (2885, 223728), (3160, 204258), (3462, 186440), (3540, 182332), (3792, 170215), (4616, 139830), (4661, 138480), (4720, 136749), (4740, 136172), (5770, 111864), (6320, 102129), (6924, 93220), (7080, 91166), (8655, 74576), (9232, 69915), (9322, 69240), (9480, 68086), (11540, 55932), (13848, 46610), (13983, 46160), (14160, 45583), (17310, 37288), (18644, 34620), (18960, 34043), (23080, 27966), (23305, 27696)]