2872568560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:375

約数の個数: 160

約数和(自身を含む): 7086689280

約数和(自身を除く): 4214120720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 47, 80, 86, 94, 109, 163, 172, 188, 215, 218, 235, 326, 344, 376, 430, 436, 470, 545, 652, 688, 752, 815, 860, 872, 940, 1090, 1304, 1630, 1720, 1744, 1880, 2021, 2180, 2608, 3260, 3440, 3760, 4042, 4360, 4687, 5123, 6520, 7009, 7661, 8084, 8720, 9374, 10105, 10246, 13040, 14018, 15322, 16168, 17767, 18748, 20210, 20492, 23435, 25615, 28036, 30644, 32336, 35045, 35534, 37496, 38305, 40420, 40984, 46870, 51230, 56072, 61288, 70090, 71068, 74992, 76610, 80840, 81968, 88835, 93740, 102460, 112144, 122576, 140180, 142136, 153220, 161680, 177670, 187480, 204920, 220289, 280360, 284272, 306440, 329423, 355340, 374960, 409840, 440578, 560720, 612880, 658846, 710680, 763981, 835049, 881156, 1101445, 1317692, 1421360, 1527962, 1647115, 1670098, 1762312, 2202890, 2635384, 3055924, 3294230, 3340196, 3524624, 3819905, 4175245, 4405780, 5270768, 6111848, 6588460, 6680392, 7639810, 8350490, 8811560, 12223696, 13176920, 13360784, 15279620, 16700980, 17623120, 26353840, 30559240, 33401960, 35907107, 61118480, 66803920, 71814214, 143628428, 179535535, 287256856, 359071070, 574513712, 718142140, 1436284280, 2872568560]

約数ペア:

[(1, 2872568560), (2, 1436284280), (4, 718142140), (5, 574513712), (8, 359071070), (10, 287256856), (16, 179535535), (20, 143628428), (40, 71814214), (43, 66803920), (47, 61118480), (80, 35907107), (86, 33401960), (94, 30559240), (109, 26353840), (163, 17623120), (172, 16700980), (188, 15279620), (215, 13360784), (218, 13176920), (235, 12223696), (326, 8811560), (344, 8350490), (376, 7639810), (430, 6680392), (436, 6588460), (470, 6111848), (545, 5270768), (652, 4405780), (688, 4175245), (752, 3819905), (815, 3524624), (860, 3340196), (872, 3294230), (940, 3055924), (1090, 2635384), (1304, 2202890), (1630, 1762312), (1720, 1670098), (1744, 1647115), (1880, 1527962), (2021, 1421360), (2180, 1317692), (2608, 1101445), (3260, 881156), (3440, 835049), (3760, 763981), (4042, 710680), (4360, 658846), (4687, 612880), (5123, 560720), (6520, 440578), (7009, 409840), (7661, 374960), (8084, 355340), (8720, 329423), (9374, 306440), (10105, 284272), (10246, 280360), (13040, 220289), (14018, 204920), (15322, 187480), (16168, 177670), (17767, 161680), (18748, 153220), (20210, 142136), (20492, 140180), (23435, 122576), (25615, 112144), (28036, 102460), (30644, 93740), (32336, 88835), (35045, 81968), (35534, 80840), (37496, 76610), (38305, 74992), (40420, 71068), (40984, 70090), (46870, 61288), (51230, 56072)]