61771160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 161740800

約数和(自身を除く): 99969640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 47, 55, 58, 88, 94, 103, 110, 116, 145, 188, 206, 220, 232, 235, 290, 319, 376, 412, 440, 470, 515, 517, 580, 638, 824, 940, 1030, 1034, 1133, 1160, 1276, 1363, 1595, 1880, 2060, 2068, 2266, 2552, 2585, 2726, 2987, 3190, 4120, 4136, 4532, 4841, 5170, 5452, 5665, 5974, 6380, 6815, 9064, 9682, 10340, 10904, 11330, 11948, 12760, 13630, 14935, 14993, 19364, 20680, 22660, 23896, 24205, 27260, 29870, 29986, 32857, 38728, 45320, 48410, 53251, 54520, 59740, 59972, 65714, 74965, 96820, 106502, 119480, 119944, 131428, 140389, 149930, 164285, 193640, 213004, 262856, 266255, 280778, 299860, 328570, 426008, 532510, 561556, 599720, 657140, 701945, 1065020, 1123112, 1314280, 1403890, 1544279, 2130040, 2807780, 3088558, 5615560, 6177116, 7721395, 12354232, 15442790, 30885580, 61771160]

約数ペア:

[(1, 61771160), (2, 30885580), (4, 15442790), (5, 12354232), (8, 7721395), (10, 6177116), (11, 5615560), (20, 3088558), (22, 2807780), (29, 2130040), (40, 1544279), (44, 1403890), (47, 1314280), (55, 1123112), (58, 1065020), (88, 701945), (94, 657140), (103, 599720), (110, 561556), (116, 532510), (145, 426008), (188, 328570), (206, 299860), (220, 280778), (232, 266255), (235, 262856), (290, 213004), (319, 193640), (376, 164285), (412, 149930), (440, 140389), (470, 131428), (515, 119944), (517, 119480), (580, 106502), (638, 96820), (824, 74965), (940, 65714), (1030, 59972), (1034, 59740), (1133, 54520), (1160, 53251), (1276, 48410), (1363, 45320), (1595, 38728), (1880, 32857), (2060, 29986), (2068, 29870), (2266, 27260), (2552, 24205), (2585, 23896), (2726, 22660), (2987, 20680), (3190, 19364), (4120, 14993), (4136, 14935), (4532, 13630), (4841, 12760), (5170, 11948), (5452, 11330), (5665, 10904), (5974, 10340), (6380, 9682), (6815, 9064)]