290234520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18749}}^1$

素因数の和:18809

約数の個数: 96

約数和(自身を含む): 965250000

約数和(自身を除く): 675015480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 18749, 37498, 56247, 74996, 93745, 112494, 149992, 168741, 187490, 224988, 281235, 337482, 374980, 449976, 562470, 674964, 749960, 806207, 843705, 1124940, 1349928, 1612414, 1687410, 2249880, 2418621, 3224828, 3374820, 4031035, 4837242, 6449656, 6749640, 7255863, 8062070, 9674484, 12093105, 14511726, 16124140, 19348968, 24186210, 29023452, 32248280, 36279315, 48372420, 58046904, 72558630, 96744840, 145117260, 290234520]

約数ペア:

[(1, 290234520), (2, 145117260), (3, 96744840), (4, 72558630), (5, 58046904), (6, 48372420), (8, 36279315), (9, 32248280), (10, 29023452), (12, 24186210), (15, 19348968), (18, 16124140), (20, 14511726), (24, 12093105), (30, 9674484), (36, 8062070), (40, 7255863), (43, 6749640), (45, 6449656), (60, 4837242), (72, 4031035), (86, 3374820), (90, 3224828), (120, 2418621), (129, 2249880), (172, 1687410), (180, 1612414), (215, 1349928), (258, 1124940), (344, 843705), (360, 806207), (387, 749960), (430, 674964), (516, 562470), (645, 449976), (774, 374980), (860, 337482), (1032, 281235), (1290, 224988), (1548, 187490), (1720, 168741), (1935, 149992), (2580, 112494), (3096, 93745), (3870, 74996), (5160, 56247), (7740, 37498), (15480, 18749)]