108172840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 249500160

約数和(自身を除く): 141327320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 181, 223, 268, 335, 362, 446, 536, 670, 724, 892, 905, 1115, 1340, 1448, 1784, 1810, 2230, 2680, 3620, 4460, 7240, 8920, 12127, 14941, 24254, 29882, 40363, 48508, 59764, 60635, 74705, 80726, 97016, 119528, 121270, 149410, 161452, 201815, 242540, 298820, 322904, 403630, 485080, 597640, 807260, 1614520, 2704321, 5408642, 10817284, 13521605, 21634568, 27043210, 54086420, 108172840]

約数ペア:

[(1, 108172840), (2, 54086420), (4, 27043210), (5, 21634568), (8, 13521605), (10, 10817284), (20, 5408642), (40, 2704321), (67, 1614520), (134, 807260), (181, 597640), (223, 485080), (268, 403630), (335, 322904), (362, 298820), (446, 242540), (536, 201815), (670, 161452), (724, 149410), (892, 121270), (905, 119528), (1115, 97016), (1340, 80726), (1448, 74705), (1784, 60635), (1810, 59764), (2230, 48508), (2680, 40363), (3620, 29882), (4460, 24254), (7240, 14941), (8920, 12127)]