88431640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^4\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 220316400

約数和(自身を除く): 131884760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 151, 220, 242, 302, 440, 484, 604, 605, 755, 968, 1208, 1210, 1331, 1510, 1661, 2420, 2662, 3020, 3322, 4840, 5324, 6040, 6644, 6655, 8305, 10648, 13288, 13310, 14641, 16610, 18271, 26620, 29282, 33220, 36542, 53240, 58564, 66440, 73084, 73205, 91355, 117128, 146168, 146410, 182710, 200981, 292820, 365420, 401962, 585640, 730840, 803924, 1004905, 1607848, 2009810, 2210791, 4019620, 4421582, 8039240, 8843164, 11053955, 17686328, 22107910, 44215820, 88431640]

約数ペア:

[(1, 88431640), (2, 44215820), (4, 22107910), (5, 17686328), (8, 11053955), (10, 8843164), (11, 8039240), (20, 4421582), (22, 4019620), (40, 2210791), (44, 2009810), (55, 1607848), (88, 1004905), (110, 803924), (121, 730840), (151, 585640), (220, 401962), (242, 365420), (302, 292820), (440, 200981), (484, 182710), (604, 146410), (605, 146168), (755, 117128), (968, 91355), (1208, 73205), (1210, 73084), (1331, 66440), (1510, 58564), (1661, 53240), (2420, 36542), (2662, 33220), (3020, 29282), (3322, 26620), (4840, 18271), (5324, 16610), (6040, 14641), (6644, 13310), (6655, 13288), (8305, 10648)]