15694668040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{7873}}^1$

素因数の和:8007

約数の個数: 128

約数和(自身を含む): 38664489600

約数和(自身を除く): 22969821560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 61, 76, 86, 95, 122, 152, 172, 190, 215, 244, 305, 344, 380, 430, 488, 610, 760, 817, 860, 1159, 1220, 1634, 1720, 2318, 2440, 2623, 3268, 4085, 4636, 5246, 5795, 6536, 7873, 8170, 9272, 10492, 11590, 13115, 15746, 16340, 20984, 23180, 26230, 31492, 32680, 39365, 46360, 49837, 52460, 62984, 78730, 99674, 104920, 149587, 157460, 199348, 249185, 299174, 314920, 338539, 398696, 480253, 498370, 598348, 677078, 747935, 960506, 996740, 1196696, 1354156, 1495870, 1692695, 1921012, 1993480, 2401265, 2708312, 2991740, 3385390, 3842024, 4802530, 5983480, 6432241, 6770780, 9124807, 9605060, 12864482, 13541560, 18249614, 19210120, 20650879, 25728964, 32161205, 36499228, 41301758, 45624035, 51457928, 64322410, 72998456, 82603516, 91248070, 103254395, 128644820, 165207032, 182496140, 206508790, 257289640, 364992280, 392366701, 413017580, 784733402, 826035160, 1569466804, 1961833505, 3138933608, 3923667010, 7847334020, 15694668040]

約数ペア:

[(1, 15694668040), (2, 7847334020), (4, 3923667010), (5, 3138933608), (8, 1961833505), (10, 1569466804), (19, 826035160), (20, 784733402), (38, 413017580), (40, 392366701), (43, 364992280), (61, 257289640), (76, 206508790), (86, 182496140), (95, 165207032), (122, 128644820), (152, 103254395), (172, 91248070), (190, 82603516), (215, 72998456), (244, 64322410), (305, 51457928), (344, 45624035), (380, 41301758), (430, 36499228), (488, 32161205), (610, 25728964), (760, 20650879), (817, 19210120), (860, 18249614), (1159, 13541560), (1220, 12864482), (1634, 9605060), (1720, 9124807), (2318, 6770780), (2440, 6432241), (2623, 5983480), (3268, 4802530), (4085, 3842024), (4636, 3385390), (5246, 2991740), (5795, 2708312), (6536, 2401265), (7873, 1993480), (8170, 1921012), (9272, 1692695), (10492, 1495870), (11590, 1354156), (13115, 1196696), (15746, 996740), (16340, 960506), (20984, 747935), (23180, 677078), (26230, 598348), (31492, 498370), (32680, 480253), (39365, 398696), (46360, 338539), (49837, 314920), (52460, 299174), (62984, 249185), (78730, 199348), (99674, 157460), (104920, 149587)]