73287280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 191768976

約数和(自身を除く): 118481696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 113, 121, 134, 176, 220, 226, 242, 268, 335, 440, 452, 484, 536, 565, 605, 670, 737, 880, 904, 968, 1072, 1130, 1210, 1243, 1340, 1474, 1808, 1936, 2260, 2420, 2486, 2680, 2948, 3685, 4520, 4840, 4972, 5360, 5896, 6215, 7370, 7571, 8107, 9040, 9680, 9944, 11792, 12430, 13673, 14740, 15142, 16214, 19888, 24860, 27346, 29480, 30284, 32428, 37855, 40535, 49720, 54692, 58960, 60568, 64856, 68365, 75710, 81070, 83281, 99440, 109384, 121136, 129712, 136730, 151420, 162140, 166562, 218768, 273460, 302840, 324280, 333124, 416405, 546920, 605680, 648560, 666248, 832810, 916091, 1093840, 1332496, 1665620, 1832182, 3331240, 3664364, 4580455, 6662480, 7328728, 9160910, 14657456, 18321820, 36643640, 73287280]

約数ペア:

[(1, 73287280), (2, 36643640), (4, 18321820), (5, 14657456), (8, 9160910), (10, 7328728), (11, 6662480), (16, 4580455), (20, 3664364), (22, 3331240), (40, 1832182), (44, 1665620), (55, 1332496), (67, 1093840), (80, 916091), (88, 832810), (110, 666248), (113, 648560), (121, 605680), (134, 546920), (176, 416405), (220, 333124), (226, 324280), (242, 302840), (268, 273460), (335, 218768), (440, 166562), (452, 162140), (484, 151420), (536, 136730), (565, 129712), (605, 121136), (670, 109384), (737, 99440), (880, 83281), (904, 81070), (968, 75710), (1072, 68365), (1130, 64856), (1210, 60568), (1243, 58960), (1340, 54692), (1474, 49720), (1808, 40535), (1936, 37855), (2260, 32428), (2420, 30284), (2486, 29480), (2680, 27346), (2948, 24860), (3685, 19888), (4520, 16214), (4840, 15142), (4972, 14740), (5360, 13673), (5896, 12430), (6215, 11792), (7370, 9944), (7571, 9680), (8107, 9040)]