2157360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 6829920

約数和(自身を除く): 4672560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 101, 120, 178, 202, 240, 267, 303, 356, 404, 445, 505, 534, 606, 712, 808, 890, 1010, 1068, 1212, 1335, 1424, 1515, 1616, 1780, 2020, 2136, 2424, 2670, 3030, 3560, 4040, 4272, 4848, 5340, 6060, 7120, 8080, 8989, 10680, 12120, 17978, 21360, 24240, 26967, 35956, 44945, 53934, 71912, 89890, 107868, 134835, 143824, 179780, 215736, 269670, 359560, 431472, 539340, 719120, 1078680, 2157360]

約数ペア:

[(1, 2157360), (2, 1078680), (3, 719120), (4, 539340), (5, 431472), (6, 359560), (8, 269670), (10, 215736), (12, 179780), (15, 143824), (16, 134835), (20, 107868), (24, 89890), (30, 71912), (40, 53934), (48, 44945), (60, 35956), (80, 26967), (89, 24240), (101, 21360), (120, 17978), (178, 12120), (202, 10680), (240, 8989), (267, 8080), (303, 7120), (356, 6060), (404, 5340), (445, 4848), (505, 4272), (534, 4040), (606, 3560), (712, 3030), (808, 2670), (890, 2424), (1010, 2136), (1068, 2020), (1212, 1780), (1335, 1616), (1424, 1515)]