171779940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1119

約数の個数: 120

約数和(自身を含む): 544465152

約数和(自身を除く): 372685212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 107, 108, 135, 162, 180, 214, 270, 321, 324, 405, 428, 535, 540, 642, 810, 963, 991, 1070, 1284, 1605, 1620, 1926, 1982, 2140, 2889, 2973, 3210, 3852, 3964, 4815, 4955, 5778, 5946, 6420, 8667, 8919, 9630, 9910, 11556, 11892, 14445, 14865, 17334, 17838, 19260, 19820, 26757, 28890, 29730, 34668, 35676, 43335, 44595, 53514, 57780, 59460, 80271, 86670, 89190, 106037, 107028, 133785, 160542, 173340, 178380, 212074, 267570, 318111, 321084, 401355, 424148, 530185, 535140, 636222, 802710, 954333, 1060370, 1272444, 1590555, 1605420, 1908666, 2120740, 2862999, 3181110, 3817332, 4771665, 5725998, 6362220, 8588997, 9543330, 11451996, 14314995, 17177994, 19086660, 28629990, 34355988, 42944985, 57259980, 85889970, 171779940]

約数ペア:

[(1, 171779940), (2, 85889970), (3, 57259980), (4, 42944985), (5, 34355988), (6, 28629990), (9, 19086660), (10, 17177994), (12, 14314995), (15, 11451996), (18, 9543330), (20, 8588997), (27, 6362220), (30, 5725998), (36, 4771665), (45, 3817332), (54, 3181110), (60, 2862999), (81, 2120740), (90, 1908666), (107, 1605420), (108, 1590555), (135, 1272444), (162, 1060370), (180, 954333), (214, 802710), (270, 636222), (321, 535140), (324, 530185), (405, 424148), (428, 401355), (535, 321084), (540, 318111), (642, 267570), (810, 212074), (963, 178380), (991, 173340), (1070, 160542), (1284, 133785), (1605, 107028), (1620, 106037), (1926, 89190), (1982, 86670), (2140, 80271), (2889, 59460), (2973, 57780), (3210, 53514), (3852, 44595), (3964, 43335), (4815, 35676), (4955, 34668), (5778, 29730), (5946, 28890), (6420, 26757), (8667, 19820), (8919, 19260), (9630, 17838), (9910, 17334), (11556, 14865), (11892, 14445)]