280661520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3533}}^1$

素因数の和:3880

約数の個数: 80

約数和(自身を含む): 872926272

約数和(自身を除く): 592264752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3533, 3972, 4965, 5296, 6620, 7066, 7944, 9930, 10599, 13240, 14132, 15888, 17665, 19860, 21198, 26480, 28264, 35330, 39720, 42396, 52995, 56528, 70660, 79440, 84792, 105990, 141320, 169584, 211980, 282640, 423960, 847920, 1169423, 2338846, 3508269, 4677692, 5847115, 7016538, 9355384, 11694230, 14033076, 17541345, 18710768, 23388460, 28066152, 35082690, 46776920, 56132304, 70165380, 93553840, 140330760, 280661520]

約数ペア:

[(1, 280661520), (2, 140330760), (3, 93553840), (4, 70165380), (5, 56132304), (6, 46776920), (8, 35082690), (10, 28066152), (12, 23388460), (15, 18710768), (16, 17541345), (20, 14033076), (24, 11694230), (30, 9355384), (40, 7016538), (48, 5847115), (60, 4677692), (80, 3508269), (120, 2338846), (240, 1169423), (331, 847920), (662, 423960), (993, 282640), (1324, 211980), (1655, 169584), (1986, 141320), (2648, 105990), (3310, 84792), (3533, 79440), (3972, 70660), (4965, 56528), (5296, 52995), (6620, 42396), (7066, 39720), (7944, 35330), (9930, 28264), (10599, 26480), (13240, 21198), (14132, 19860), (15888, 17665)]