168447720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1579}}^1$

素因数の和:1727

約数の個数: 128

約数和(自身を含む): 582451200

約数和(自身を除く): 414003480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1524, 1579, 1778, 1905, 2540, 2667, 3048, 3158, 3556, 3810, 4445, 4737, 5080, 5334, 6316, 7112, 7620, 7895, 8890, 9474, 10668, 11053, 12632, 13335, 15240, 15790, 17780, 18948, 21336, 22106, 23685, 26670, 31580, 33159, 35560, 37896, 44212, 47370, 53340, 55265, 63160, 66318, 88424, 94740, 106680, 110530, 132636, 165795, 189480, 200533, 221060, 265272, 331590, 401066, 442120, 601599, 663180, 802132, 1002665, 1203198, 1326360, 1403731, 1604264, 2005330, 2406396, 2807462, 3007995, 4010660, 4211193, 4812792, 5614924, 6015990, 7018655, 8021320, 8422386, 11229848, 12031980, 14037310, 16844772, 21055965, 24063960, 28074620, 33689544, 42111930, 56149240, 84223860, 168447720]

約数ペア:

[(1, 168447720), (2, 84223860), (3, 56149240), (4, 42111930), (5, 33689544), (6, 28074620), (7, 24063960), (8, 21055965), (10, 16844772), (12, 14037310), (14, 12031980), (15, 11229848), (20, 8422386), (21, 8021320), (24, 7018655), (28, 6015990), (30, 5614924), (35, 4812792), (40, 4211193), (42, 4010660), (56, 3007995), (60, 2807462), (70, 2406396), (84, 2005330), (105, 1604264), (120, 1403731), (127, 1326360), (140, 1203198), (168, 1002665), (210, 802132), (254, 663180), (280, 601599), (381, 442120), (420, 401066), (508, 331590), (635, 265272), (762, 221060), (840, 200533), (889, 189480), (1016, 165795), (1270, 132636), (1524, 110530), (1579, 106680), (1778, 94740), (1905, 88424), (2540, 66318), (2667, 63160), (3048, 55265), (3158, 53340), (3556, 47370), (3810, 44212), (4445, 37896), (4737, 35560), (5080, 33159), (5334, 31580), (6316, 26670), (7112, 23685), (7620, 22106), (7895, 21336), (8890, 18948), (9474, 17780), (10668, 15790), (11053, 15240), (12632, 13335)]