128007720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6709}}^1$

素因数の和:6779

約数の個数: 96

約数和(自身を含む): 423937800

約数和(自身を除く): 295930080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 106, 120, 159, 180, 212, 265, 318, 360, 424, 477, 530, 636, 795, 954, 1060, 1272, 1590, 1908, 2120, 2385, 3180, 3816, 4770, 6360, 6709, 9540, 13418, 19080, 20127, 26836, 33545, 40254, 53672, 60381, 67090, 80508, 100635, 120762, 134180, 161016, 201270, 241524, 268360, 301905, 355577, 402540, 483048, 603810, 711154, 805080, 1066731, 1207620, 1422308, 1777885, 2133462, 2415240, 2844616, 3200193, 3555770, 4266924, 5333655, 6400386, 7111540, 8533848, 10667310, 12800772, 14223080, 16000965, 21334620, 25601544, 32001930, 42669240, 64003860, 128007720]

約数ペア:

[(1, 128007720), (2, 64003860), (3, 42669240), (4, 32001930), (5, 25601544), (6, 21334620), (8, 16000965), (9, 14223080), (10, 12800772), (12, 10667310), (15, 8533848), (18, 7111540), (20, 6400386), (24, 5333655), (30, 4266924), (36, 3555770), (40, 3200193), (45, 2844616), (53, 2415240), (60, 2133462), (72, 1777885), (90, 1422308), (106, 1207620), (120, 1066731), (159, 805080), (180, 711154), (212, 603810), (265, 483048), (318, 402540), (360, 355577), (424, 301905), (477, 268360), (530, 241524), (636, 201270), (795, 161016), (954, 134180), (1060, 120762), (1272, 100635), (1590, 80508), (1908, 67090), (2120, 60381), (2385, 53672), (3180, 40254), (3816, 33545), (4770, 26836), (6360, 20127), (6709, 19080), (9540, 13418)]