280084640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{683}}^1$

素因数の和:942

約数の個数: 96

約数和(自身を含む): 726014016

約数和(自身を除く): 445929376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 233, 352, 440, 466, 683, 880, 932, 1165, 1366, 1760, 1864, 2330, 2563, 2732, 3415, 3728, 4660, 5126, 5464, 6830, 7456, 7513, 9320, 10252, 10928, 12815, 13660, 15026, 18640, 20504, 21856, 25630, 27320, 30052, 37280, 37565, 41008, 51260, 54640, 60104, 75130, 82016, 102520, 109280, 120208, 150260, 159139, 205040, 240416, 300520, 318278, 410080, 601040, 636556, 795695, 1202080, 1273112, 1591390, 1750529, 2546224, 3182780, 3501058, 5092448, 6365560, 7002116, 8752645, 12731120, 14004232, 17505290, 25462240, 28008464, 35010580, 56016928, 70021160, 140042320, 280084640]

約数ペア:

[(1, 280084640), (2, 140042320), (4, 70021160), (5, 56016928), (8, 35010580), (10, 28008464), (11, 25462240), (16, 17505290), (20, 14004232), (22, 12731120), (32, 8752645), (40, 7002116), (44, 6365560), (55, 5092448), (80, 3501058), (88, 3182780), (110, 2546224), (160, 1750529), (176, 1591390), (220, 1273112), (233, 1202080), (352, 795695), (440, 636556), (466, 601040), (683, 410080), (880, 318278), (932, 300520), (1165, 240416), (1366, 205040), (1760, 159139), (1864, 150260), (2330, 120208), (2563, 109280), (2732, 102520), (3415, 82016), (3728, 75130), (4660, 60104), (5126, 54640), (5464, 51260), (6830, 41008), (7456, 37565), (7513, 37280), (9320, 30052), (10252, 27320), (10928, 25630), (12815, 21856), (13660, 20504), (15026, 18640)]