80620680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13711}}^1$

素因数の和:13739

約数の個数: 96

約数和(自身を含む): 281370240

約数和(自身を除く): 200749560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 13711, 27422, 41133, 54844, 68555, 82266, 95977, 109688, 137110, 164532, 191954, 205665, 274220, 287931, 329064, 383908, 411330, 479885, 548440, 575862, 671839, 767816, 822660, 959770, 1151724, 1343678, 1439655, 1645320, 1919540, 2015517, 2303448, 2687356, 2879310, 3359195, 3839080, 4031034, 5374712, 5758620, 6718390, 8062068, 10077585, 11517240, 13436780, 16124136, 20155170, 26873560, 40310340, 80620680]

約数ペア:

[(1, 80620680), (2, 40310340), (3, 26873560), (4, 20155170), (5, 16124136), (6, 13436780), (7, 11517240), (8, 10077585), (10, 8062068), (12, 6718390), (14, 5758620), (15, 5374712), (20, 4031034), (21, 3839080), (24, 3359195), (28, 2879310), (30, 2687356), (35, 2303448), (40, 2015517), (42, 1919540), (49, 1645320), (56, 1439655), (60, 1343678), (70, 1151724), (84, 959770), (98, 822660), (105, 767816), (120, 671839), (140, 575862), (147, 548440), (168, 479885), (196, 411330), (210, 383908), (245, 329064), (280, 287931), (294, 274220), (392, 205665), (420, 191954), (490, 164532), (588, 137110), (735, 109688), (840, 95977), (980, 82266), (1176, 68555), (1470, 54844), (1960, 41133), (2940, 27422), (5880, 13711)]