138917220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:1005

約数の個数: 96

約数和(自身を含む): 421196160

約数和(自身を除く): 282278940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 241, 260, 390, 482, 723, 739, 780, 964, 1205, 1446, 1478, 2217, 2410, 2892, 2956, 3133, 3615, 3695, 4434, 4820, 6266, 7230, 7390, 8868, 9399, 9607, 11085, 12532, 14460, 14780, 15665, 18798, 19214, 22170, 28821, 31330, 37596, 38428, 44340, 46995, 48035, 57642, 62660, 93990, 96070, 115284, 144105, 178099, 187980, 192140, 288210, 356198, 534297, 576420, 712396, 890495, 1068594, 1780990, 2137188, 2315287, 2671485, 3561980, 4630574, 5342970, 6945861, 9261148, 10685940, 11576435, 13891722, 23152870, 27783444, 34729305, 46305740, 69458610, 138917220]

約数ペア:

[(1, 138917220), (2, 69458610), (3, 46305740), (4, 34729305), (5, 27783444), (6, 23152870), (10, 13891722), (12, 11576435), (13, 10685940), (15, 9261148), (20, 6945861), (26, 5342970), (30, 4630574), (39, 3561980), (52, 2671485), (60, 2315287), (65, 2137188), (78, 1780990), (130, 1068594), (156, 890495), (195, 712396), (241, 576420), (260, 534297), (390, 356198), (482, 288210), (723, 192140), (739, 187980), (780, 178099), (964, 144105), (1205, 115284), (1446, 96070), (1478, 93990), (2217, 62660), (2410, 57642), (2892, 48035), (2956, 46995), (3133, 44340), (3615, 38428), (3695, 37596), (4434, 31330), (4820, 28821), (6266, 22170), (7230, 19214), (7390, 18798), (8868, 15665), (9399, 14780), (9607, 14460), (11085, 12532)]