20161574520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1\times {\mathrm{6053}}^1$

素因数の和:6785

約数の個数: 128

約数和(自身を含む): 62061733440

約数和(自身を除く): 41900158920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 677, 820, 984, 1230, 1354, 1640, 2031, 2460, 2708, 3385, 4062, 4920, 5416, 6053, 6770, 8124, 10155, 12106, 13540, 16248, 18159, 20310, 24212, 27080, 27757, 30265, 36318, 40620, 48424, 55514, 60530, 72636, 81240, 83271, 90795, 111028, 121060, 138785, 145272, 166542, 181590, 222056, 242120, 248173, 277570, 333084, 363180, 416355, 496346, 555140, 666168, 726360, 744519, 832710, 992692, 1110280, 1240865, 1489038, 1665420, 1985384, 2481730, 2978076, 3330840, 3722595, 4097881, 4963460, 5956152, 7445190, 8195762, 9926920, 12293643, 14890380, 16391524, 20489405, 24587286, 29780760, 32783048, 40978810, 49174572, 61468215, 81957620, 98349144, 122936430, 163915240, 168013121, 245872860, 336026242, 491745720, 504039363, 672052484, 840065605, 1008078726, 1344104968, 1680131210, 2016157452, 2520196815, 3360262420, 4032314904, 5040393630, 6720524840, 10080787260, 20161574520]

約数ペア:

[(1, 20161574520), (2, 10080787260), (3, 6720524840), (4, 5040393630), (5, 4032314904), (6, 3360262420), (8, 2520196815), (10, 2016157452), (12, 1680131210), (15, 1344104968), (20, 1008078726), (24, 840065605), (30, 672052484), (40, 504039363), (41, 491745720), (60, 336026242), (82, 245872860), (120, 168013121), (123, 163915240), (164, 122936430), (205, 98349144), (246, 81957620), (328, 61468215), (410, 49174572), (492, 40978810), (615, 32783048), (677, 29780760), (820, 24587286), (984, 20489405), (1230, 16391524), (1354, 14890380), (1640, 12293643), (2031, 9926920), (2460, 8195762), (2708, 7445190), (3385, 5956152), (4062, 4963460), (4920, 4097881), (5416, 3722595), (6053, 3330840), (6770, 2978076), (8124, 2481730), (10155, 1985384), (12106, 1665420), (13540, 1489038), (16248, 1240865), (18159, 1110280), (20310, 992692), (24212, 832710), (27080, 744519), (27757, 726360), (30265, 666168), (36318, 555140), (40620, 496346), (48424, 416355), (55514, 363180), (60530, 333084), (72636, 277570), (81240, 248173), (83271, 242120), (90795, 222056), (111028, 181590), (121060, 166542), (138785, 145272)]