123338777740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{811}}^1\times {\mathrm{911}}^1$

素因数の和:2239

約数の個数: 96

約数和(自身を含む): 275446821888

約数和(自身を除く): 152108044148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 491, 811, 911, 982, 1622, 1822, 1964, 2455, 3244, 3644, 4055, 4555, 4910, 8110, 8347, 9110, 9820, 13787, 15487, 16220, 16694, 18220, 27574, 30974, 33388, 41735, 55148, 61948, 68935, 77435, 83470, 137870, 154870, 166940, 275740, 309740, 398201, 447301, 738821, 796402, 894602, 1477642, 1592804, 1789204, 1991005, 2236505, 2955284, 3694105, 3982010, 4473010, 6769417, 7388210, 7604117, 7964020, 8946020, 12559957, 13538834, 14776420, 15208234, 25119914, 27077668, 30416468, 33847085, 38020585, 50239828, 62799785, 67694170, 76041170, 125599570, 135388340, 152082340, 251199140, 362761111, 725522222, 1451044444, 1813805555, 3627611110, 6166938887, 7255222220, 12333877774, 24667755548, 30834694435, 61669388870, 123338777740]

約数ペア:

[(1, 123338777740), (2, 61669388870), (4, 30834694435), (5, 24667755548), (10, 12333877774), (17, 7255222220), (20, 6166938887), (34, 3627611110), (68, 1813805555), (85, 1451044444), (170, 725522222), (340, 362761111), (491, 251199140), (811, 152082340), (911, 135388340), (982, 125599570), (1622, 76041170), (1822, 67694170), (1964, 62799785), (2455, 50239828), (3244, 38020585), (3644, 33847085), (4055, 30416468), (4555, 27077668), (4910, 25119914), (8110, 15208234), (8347, 14776420), (9110, 13538834), (9820, 12559957), (13787, 8946020), (15487, 7964020), (16220, 7604117), (16694, 7388210), (18220, 6769417), (27574, 4473010), (30974, 3982010), (33388, 3694105), (41735, 2955284), (55148, 2236505), (61948, 1991005), (68935, 1789204), (77435, 1592804), (83470, 1477642), (137870, 894602), (154870, 796402), (166940, 738821), (275740, 447301), (309740, 398201)]