90030820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 218566656

約数和(自身を除く): 128535836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 43, 44, 55, 62, 86, 110, 124, 155, 172, 215, 220, 307, 310, 341, 430, 473, 614, 620, 682, 860, 946, 1228, 1333, 1364, 1535, 1705, 1892, 2365, 2666, 3070, 3377, 3410, 4730, 5332, 6140, 6665, 6754, 6820, 9460, 9517, 13201, 13330, 13508, 14663, 16885, 19034, 26402, 26660, 29326, 33770, 38068, 47585, 52804, 58652, 66005, 67540, 73315, 95170, 104687, 132010, 145211, 146630, 190340, 209374, 264020, 290422, 293260, 409231, 418748, 523435, 580844, 726055, 818462, 1046870, 1452110, 1636924, 2046155, 2093740, 2904220, 4092310, 4501541, 8184620, 9003082, 18006164, 22507705, 45015410, 90030820]

約数ペア:

[(1, 90030820), (2, 45015410), (4, 22507705), (5, 18006164), (10, 9003082), (11, 8184620), (20, 4501541), (22, 4092310), (31, 2904220), (43, 2093740), (44, 2046155), (55, 1636924), (62, 1452110), (86, 1046870), (110, 818462), (124, 726055), (155, 580844), (172, 523435), (215, 418748), (220, 409231), (307, 293260), (310, 290422), (341, 264020), (430, 209374), (473, 190340), (614, 146630), (620, 145211), (682, 132010), (860, 104687), (946, 95170), (1228, 73315), (1333, 67540), (1364, 66005), (1535, 58652), (1705, 52804), (1892, 47585), (2365, 38068), (2666, 33770), (3070, 29326), (3377, 26660), (3410, 26402), (4730, 19034), (5332, 16885), (6140, 14663), (6665, 13508), (6754, 13330), (6820, 13201), (9460, 9517)]