87446640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21433}}^1$

素因数の和:21466

約数の個数: 80

約数和(自身を含む): 287044128

約数和(自身を除く): 199597488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 21433, 42866, 64299, 85732, 107165, 128598, 171464, 214330, 257196, 321495, 342928, 364361, 428660, 514392, 642990, 728722, 857320, 1028784, 1093083, 1285980, 1457444, 1714640, 1821805, 2186166, 2571960, 2914888, 3643610, 4372332, 5143920, 5465415, 5829776, 7287220, 8744664, 10930830, 14574440, 17489328, 21861660, 29148880, 43723320, 87446640]

約数ペア:

[(1, 87446640), (2, 43723320), (3, 29148880), (4, 21861660), (5, 17489328), (6, 14574440), (8, 10930830), (10, 8744664), (12, 7287220), (15, 5829776), (16, 5465415), (17, 5143920), (20, 4372332), (24, 3643610), (30, 2914888), (34, 2571960), (40, 2186166), (48, 1821805), (51, 1714640), (60, 1457444), (68, 1285980), (80, 1093083), (85, 1028784), (102, 857320), (120, 728722), (136, 642990), (170, 514392), (204, 428660), (240, 364361), (255, 342928), (272, 321495), (340, 257196), (408, 214330), (510, 171464), (680, 128598), (816, 107165), (1020, 85732), (1360, 64299), (2040, 42866), (4080, 21433)]