646133040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{128201}}^1$

素因数の和:128227

約数の個数: 120

約数和(自身を含む): 2479939488

約数和(自身を除く): 1833806448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 128201, 256402, 384603, 512804, 641005, 769206, 897407, 1025608, 1153809, 1282010, 1538412, 1794814, 1923015, 2051216, 2307618, 2564020, 2692221, 3076824, 3589628, 3846030, 4487035, 4615236, 5128040, 5384442, 5769045, 6153648, 7179256, 7692060, 8076663, 8974070, 9230472, 10256080, 10768884, 11538090, 13461105, 14358512, 15384120, 16153326, 17948140, 18460944, 21537768, 23076180, 26922210, 30768240, 32306652, 35896280, 40383315, 43075536, 46152360, 53844420, 64613304, 71792560, 80766630, 92304720, 107688840, 129226608, 161533260, 215377680, 323066520, 646133040]

約数ペア:

[(1, 646133040), (2, 323066520), (3, 215377680), (4, 161533260), (5, 129226608), (6, 107688840), (7, 92304720), (8, 80766630), (9, 71792560), (10, 64613304), (12, 53844420), (14, 46152360), (15, 43075536), (16, 40383315), (18, 35896280), (20, 32306652), (21, 30768240), (24, 26922210), (28, 23076180), (30, 21537768), (35, 18460944), (36, 17948140), (40, 16153326), (42, 15384120), (45, 14358512), (48, 13461105), (56, 11538090), (60, 10768884), (63, 10256080), (70, 9230472), (72, 8974070), (80, 8076663), (84, 7692060), (90, 7179256), (105, 6153648), (112, 5769045), (120, 5384442), (126, 5128040), (140, 4615236), (144, 4487035), (168, 3846030), (180, 3589628), (210, 3076824), (240, 2692221), (252, 2564020), (280, 2307618), (315, 2051216), (336, 1923015), (360, 1794814), (420, 1538412), (504, 1282010), (560, 1153809), (630, 1025608), (720, 897407), (840, 769206), (1008, 641005), (1260, 512804), (1680, 384603), (2520, 256402), (5040, 128201)]