80774640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2671

約数の個数: 120

約数和(自身を含む): 277683120

約数和(自身を除く): 196908480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 2609, 3096, 3440, 3870, 5160, 5218, 6192, 7740, 7827, 10320, 10436, 13045, 15480, 15654, 20872, 23481, 26090, 30960, 31308, 39135, 41744, 46962, 52180, 62616, 78270, 93924, 104360, 112187, 117405, 125232, 156540, 187848, 208720, 224374, 234810, 313080, 336561, 375696, 448748, 469620, 560935, 626160, 673122, 897496, 939240, 1009683, 1121870, 1346244, 1682805, 1794992, 1878480, 2019366, 2243740, 2692488, 3365610, 4038732, 4487480, 5048415, 5384976, 6731220, 8077464, 8974960, 10096830, 13462440, 16154928, 20193660, 26924880, 40387320, 80774640]

約数ペア:

[(1, 80774640), (2, 40387320), (3, 26924880), (4, 20193660), (5, 16154928), (6, 13462440), (8, 10096830), (9, 8974960), (10, 8077464), (12, 6731220), (15, 5384976), (16, 5048415), (18, 4487480), (20, 4038732), (24, 3365610), (30, 2692488), (36, 2243740), (40, 2019366), (43, 1878480), (45, 1794992), (48, 1682805), (60, 1346244), (72, 1121870), (80, 1009683), (86, 939240), (90, 897496), (120, 673122), (129, 626160), (144, 560935), (172, 469620), (180, 448748), (215, 375696), (240, 336561), (258, 313080), (344, 234810), (360, 224374), (387, 208720), (430, 187848), (516, 156540), (645, 125232), (688, 117405), (720, 112187), (774, 104360), (860, 93924), (1032, 78270), (1290, 62616), (1548, 52180), (1720, 46962), (1935, 41744), (2064, 39135), (2580, 31308), (2609, 30960), (3096, 26090), (3440, 23481), (3870, 20872), (5160, 15654), (5218, 15480), (6192, 13045), (7740, 10436), (7827, 10320)]