64997240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 186624000

約数和(自身を除く): 121626760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 88, 94, 110, 140, 154, 188, 220, 235, 280, 308, 329, 376, 385, 440, 449, 470, 517, 616, 658, 770, 898, 940, 1034, 1316, 1540, 1645, 1796, 1880, 2068, 2245, 2585, 2632, 3080, 3143, 3290, 3592, 3619, 4136, 4490, 4939, 5170, 6286, 6580, 7238, 8980, 9878, 10340, 12572, 13160, 14476, 15715, 17960, 18095, 19756, 20680, 21103, 24695, 25144, 28952, 31430, 34573, 36190, 39512, 42206, 49390, 62860, 69146, 72380, 84412, 98780, 105515, 125720, 138292, 144760, 147721, 168824, 172865, 197560, 211030, 232133, 276584, 295442, 345730, 422060, 464266, 590884, 691460, 738605, 844120, 928532, 1160665, 1181768, 1382920, 1477210, 1624931, 1857064, 2321330, 2954420, 3249862, 4642660, 5908840, 6499724, 8124655, 9285320, 12999448, 16249310, 32498620, 64997240]

約数ペア:

[(1, 64997240), (2, 32498620), (4, 16249310), (5, 12999448), (7, 9285320), (8, 8124655), (10, 6499724), (11, 5908840), (14, 4642660), (20, 3249862), (22, 2954420), (28, 2321330), (35, 1857064), (40, 1624931), (44, 1477210), (47, 1382920), (55, 1181768), (56, 1160665), (70, 928532), (77, 844120), (88, 738605), (94, 691460), (110, 590884), (140, 464266), (154, 422060), (188, 345730), (220, 295442), (235, 276584), (280, 232133), (308, 211030), (329, 197560), (376, 172865), (385, 168824), (440, 147721), (449, 144760), (470, 138292), (517, 125720), (616, 105515), (658, 98780), (770, 84412), (898, 72380), (940, 69146), (1034, 62860), (1316, 49390), (1540, 42206), (1645, 39512), (1796, 36190), (1880, 34573), (2068, 31430), (2245, 28952), (2585, 25144), (2632, 24695), (3080, 21103), (3143, 20680), (3290, 19756), (3592, 18095), (3619, 17960), (4136, 15715), (4490, 14476), (4939, 13160), (5170, 12572), (6286, 10340), (6580, 9878), (7238, 8980)]