1229872756

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1999}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 2598288000

約数和(自身を除く): 1368415244

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 73, 86, 98, 146, 172, 196, 292, 301, 511, 602, 1022, 1204, 1999, 2044, 2107, 3139, 3577, 3998, 4214, 6278, 7154, 7996, 8428, 12556, 13993, 14308, 21973, 27986, 43946, 55972, 85957, 87892, 97951, 145927, 153811, 171914, 195902, 291854, 307622, 343828, 391804, 583708, 601699, 615244, 1021489, 1203398, 2042978, 2406796, 4085956, 4211893, 6274861, 7150423, 8423786, 12549722, 14300846, 16847572, 25099444, 28601692, 43924027, 87848054, 175696108, 307468189, 614936378, 1229872756]

約数ペア:

[(1, 1229872756), (2, 614936378), (4, 307468189), (7, 175696108), (14, 87848054), (28, 43924027), (43, 28601692), (49, 25099444), (73, 16847572), (86, 14300846), (98, 12549722), (146, 8423786), (172, 7150423), (196, 6274861), (292, 4211893), (301, 4085956), (511, 2406796), (602, 2042978), (1022, 1203398), (1204, 1021489), (1999, 615244), (2044, 601699), (2107, 583708), (3139, 391804), (3577, 343828), (3998, 307622), (4214, 291854), (6278, 195902), (7154, 171914), (7996, 153811), (8428, 145927), (12556, 97951), (13993, 87892), (14308, 85957), (21973, 55972), (27986, 43946)]