440147127152

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1\times {\mathrm{3581}}^1$

素因数の和:4338

約数の個数: 80

約数和(自身を含む): 870466233024

約数和(自身を除く): 430319105872

約数列:

[1, 2, 4, 8, 16, 71, 142, 257, 284, 421, 514, 568, 842, 1028, 1136, 1684, 2056, 3368, 3581, 4112, 6736, 7162, 14324, 18247, 28648, 29891, 36494, 57296, 59782, 72988, 108197, 119564, 145976, 216394, 239128, 254251, 291952, 432788, 478256, 508502, 865576, 920317, 1017004, 1507601, 1731152, 1840634, 2034008, 3015202, 3681268, 4068016, 6030404, 7362536, 7681987, 12060808, 14725072, 15363974, 24121616, 30727948, 61455896, 65342507, 107039671, 122911792, 130685014, 214079342, 261370028, 387453457, 428158684, 522740056, 774906914, 856317368, 1045480112, 1549813828, 1712634736, 3099627656, 6199255312, 27509195447, 55018390894, 110036781788, 220073563576, 440147127152]

約数ペア:

[(1, 440147127152), (2, 220073563576), (4, 110036781788), (8, 55018390894), (16, 27509195447), (71, 6199255312), (142, 3099627656), (257, 1712634736), (284, 1549813828), (421, 1045480112), (514, 856317368), (568, 774906914), (842, 522740056), (1028, 428158684), (1136, 387453457), (1684, 261370028), (2056, 214079342), (3368, 130685014), (3581, 122911792), (4112, 107039671), (6736, 65342507), (7162, 61455896), (14324, 30727948), (18247, 24121616), (28648, 15363974), (29891, 14725072), (36494, 12060808), (57296, 7681987), (59782, 7362536), (72988, 6030404), (108197, 4068016), (119564, 3681268), (145976, 3015202), (216394, 2034008), (239128, 1840634), (254251, 1731152), (291952, 1507601), (432788, 1017004), (478256, 920317), (508502, 865576)]