388601460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2339}}^1$

素因数の和:2438

約数の個数: 144

約数和(自身を含む): 1287861120

約数和(自身を除く): 899259660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 355, 390, 426, 468, 585, 639, 710, 780, 852, 923, 1065, 1170, 1278, 1420, 1846, 2130, 2339, 2340, 2556, 2769, 3195, 3692, 4260, 4615, 4678, 5538, 6390, 7017, 8307, 9230, 9356, 11076, 11695, 12780, 13845, 14034, 16614, 18460, 21051, 23390, 27690, 28068, 30407, 33228, 35085, 41535, 42102, 46780, 55380, 60814, 70170, 83070, 84204, 91221, 105255, 121628, 140340, 152035, 166069, 166140, 182442, 210510, 273663, 304070, 332138, 364884, 421020, 456105, 498207, 547326, 608140, 664276, 830345, 912210, 996414, 1094652, 1368315, 1494621, 1660690, 1824420, 1992828, 2158897, 2491035, 2736630, 2989242, 3321380, 4317794, 4982070, 5473260, 5978484, 6476691, 7473105, 8635588, 9964140, 10794485, 12953382, 14946210, 19430073, 21588970, 25906764, 29892420, 32383455, 38860146, 43177940, 64766910, 77720292, 97150365, 129533820, 194300730, 388601460]

約数ペア:

[(1, 388601460), (2, 194300730), (3, 129533820), (4, 97150365), (5, 77720292), (6, 64766910), (9, 43177940), (10, 38860146), (12, 32383455), (13, 29892420), (15, 25906764), (18, 21588970), (20, 19430073), (26, 14946210), (30, 12953382), (36, 10794485), (39, 9964140), (45, 8635588), (52, 7473105), (60, 6476691), (65, 5978484), (71, 5473260), (78, 4982070), (90, 4317794), (117, 3321380), (130, 2989242), (142, 2736630), (156, 2491035), (180, 2158897), (195, 1992828), (213, 1824420), (234, 1660690), (260, 1494621), (284, 1368315), (355, 1094652), (390, 996414), (426, 912210), (468, 830345), (585, 664276), (639, 608140), (710, 547326), (780, 498207), (852, 456105), (923, 421020), (1065, 364884), (1170, 332138), (1278, 304070), (1420, 273663), (1846, 210510), (2130, 182442), (2339, 166140), (2340, 166069), (2556, 152035), (2769, 140340), (3195, 121628), (3692, 105255), (4260, 91221), (4615, 84204), (4678, 83070), (5538, 70170), (6390, 60814), (7017, 55380), (8307, 46780), (9230, 42102), (9356, 41535), (11076, 35085), (11695, 33228), (12780, 30407), (13845, 28068), (14034, 27690), (16614, 23390), (18460, 21051)]