16101780

素因数分解:

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

素因数の和:213

約数の個数: 72

約数和(自身を含む): 46724832

約数和(自身を除く): 30623052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 79, 86, 129, 158, 172, 215, 237, 258, 316, 395, 430, 474, 516, 645, 790, 860, 948, 1185, 1290, 1580, 2370, 2580, 3397, 4740, 6241, 6794, 10191, 12482, 13588, 16985, 18723, 20382, 24964, 31205, 33970, 37446, 40764, 50955, 62410, 67940, 74892, 93615, 101910, 124820, 187230, 203820, 268363, 374460, 536726, 805089, 1073452, 1341815, 1610178, 2683630, 3220356, 4025445, 5367260, 8050890, 16101780]

約数ペア:

[(1, 16101780), (2, 8050890), (3, 5367260), (4, 4025445), (5, 3220356), (6, 2683630), (10, 1610178), (12, 1341815), (15, 1073452), (20, 805089), (30, 536726), (43, 374460), (60, 268363), (79, 203820), (86, 187230), (129, 124820), (158, 101910), (172, 93615), (215, 74892), (237, 67940), (258, 62410), (316, 50955), (395, 40764), (430, 37446), (474, 33970), (516, 31205), (645, 24964), (790, 20382), (860, 18723), (948, 16985), (1185, 13588), (1290, 12482), (1580, 10191), (2370, 6794), (2580, 6241), (3397, 4740)]