305407920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17923}}^1$

素因数の和:18010

約数の個数: 80

約数和(自身を含む): 960152832

約数和(自身を除く): 654744912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 17040, 17923, 35846, 53769, 71692, 89615, 107538, 143384, 179230, 215076, 268845, 286768, 358460, 430152, 537690, 716920, 860304, 1075380, 1272533, 1433840, 2150760, 2545066, 3817599, 4301520, 5090132, 6362665, 7635198, 10180264, 12725330, 15270396, 19087995, 20360528, 25450660, 30540792, 38175990, 50901320, 61081584, 76351980, 101802640, 152703960, 305407920]

約数ペア:

[(1, 305407920), (2, 152703960), (3, 101802640), (4, 76351980), (5, 61081584), (6, 50901320), (8, 38175990), (10, 30540792), (12, 25450660), (15, 20360528), (16, 19087995), (20, 15270396), (24, 12725330), (30, 10180264), (40, 7635198), (48, 6362665), (60, 5090132), (71, 4301520), (80, 3817599), (120, 2545066), (142, 2150760), (213, 1433840), (240, 1272533), (284, 1075380), (355, 860304), (426, 716920), (568, 537690), (710, 430152), (852, 358460), (1065, 286768), (1136, 268845), (1420, 215076), (1704, 179230), (2130, 143384), (2840, 107538), (3408, 89615), (4260, 71692), (5680, 53769), (8520, 35846), (17040, 17923)]