138417720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{449}}^1$

素因数の和:837

約数の個数: 128

約数和(自身を含む): 476928000

約数和(自身を除く): 338510280

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, 140, 168, 210, 280, 367, 420, 449, 734, 840, 898, 1101, 1347, 1468, 1796, 1835, 2202, 2245, 2569, 2694, 2936, 3143, 3592, 3670, 4404, 4490, 5138, 5388, 5505, 6286, 6735, 7340, 7707, 8808, 8980, 9429, 10276, 10776, 11010, 12572, 12845, 13470, 14680, 15414, 15715, 17960, 18858, 20552, 22020, 25144, 25690, 26940, 30828, 31430, 37716, 38535, 44040, 47145, 51380, 53880, 61656, 62860, 75432, 77070, 94290, 102760, 125720, 154140, 164783, 188580, 308280, 329566, 377160, 494349, 659132, 823915, 988698, 1153481, 1318264, 1647830, 1977396, 2306962, 2471745, 3295660, 3460443, 3954792, 4613924, 4943490, 5767405, 6591320, 6920886, 9227848, 9886980, 11534810, 13841772, 17302215, 19773960, 23069620, 27683544, 34604430, 46139240, 69208860, 138417720]

約数ペア:

[(1, 138417720), (2, 69208860), (3, 46139240), (4, 34604430), (5, 27683544), (6, 23069620), (7, 19773960), (8, 17302215), (10, 13841772), (12, 11534810), (14, 9886980), (15, 9227848), (20, 6920886), (21, 6591320), (24, 5767405), (28, 4943490), (30, 4613924), (35, 3954792), (40, 3460443), (42, 3295660), (56, 2471745), (60, 2306962), (70, 1977396), (84, 1647830), (105, 1318264), (120, 1153481), (140, 988698), (168, 823915), (210, 659132), (280, 494349), (367, 377160), (420, 329566), (449, 308280), (734, 188580), (840, 164783), (898, 154140), (1101, 125720), (1347, 102760), (1468, 94290), (1796, 77070), (1835, 75432), (2202, 62860), (2245, 61656), (2569, 53880), (2694, 51380), (2936, 47145), (3143, 44040), (3592, 38535), (3670, 37716), (4404, 31430), (4490, 30828), (5138, 26940), (5388, 25690), (5505, 25144), (6286, 22020), (6735, 20552), (7340, 18858), (7707, 17960), (8808, 15715), (8980, 15414), (9429, 14680), (10276, 13470), (10776, 12845), (11010, 12572)]