201510040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1483}}^1$

素因数の和:1616

約数の個数: 64

約数和(自身を含む): 470131200

約数和(自身を除く): 268621160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1483, 1580, 1720, 2966, 3160, 3397, 5932, 6794, 7415, 11864, 13588, 14830, 16985, 27176, 29660, 33970, 59320, 63769, 67940, 117157, 127538, 135880, 234314, 255076, 318845, 468628, 510152, 585785, 637690, 937256, 1171570, 1275380, 2343140, 2550760, 4686280, 5037751, 10075502, 20151004, 25188755, 40302008, 50377510, 100755020, 201510040]

約数ペア:

[(1, 201510040), (2, 100755020), (4, 50377510), (5, 40302008), (8, 25188755), (10, 20151004), (20, 10075502), (40, 5037751), (43, 4686280), (79, 2550760), (86, 2343140), (158, 1275380), (172, 1171570), (215, 937256), (316, 637690), (344, 585785), (395, 510152), (430, 468628), (632, 318845), (790, 255076), (860, 234314), (1483, 135880), (1580, 127538), (1720, 117157), (2966, 67940), (3160, 63769), (3397, 59320), (5932, 33970), (6794, 29660), (7415, 27176), (11864, 16985), (13588, 14830)]