155931984

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2687}}^1$

素因数の和:2745

約数の個数: 120

約数和(自身を含む): 485302272

約数和(自身を除く): 329370288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 186, 208, 234, 248, 279, 312, 372, 403, 468, 496, 558, 624, 744, 806, 936, 1116, 1209, 1488, 1612, 1872, 2232, 2418, 2687, 3224, 3627, 4464, 4836, 5374, 6448, 7254, 8061, 9672, 10748, 14508, 16122, 19344, 21496, 24183, 29016, 32244, 34931, 42992, 48366, 58032, 64488, 69862, 83297, 96732, 104793, 128976, 139724, 166594, 193464, 209586, 249891, 279448, 314379, 333188, 386928, 419172, 499782, 558896, 628758, 666376, 749673, 838344, 999564, 1082861, 1257516, 1332752, 1499346, 1676688, 1999128, 2165722, 2515032, 2998692, 3248583, 3998256, 4331444, 5030064, 5997384, 6497166, 8662888, 9745749, 11994768, 12994332, 17325776, 19491498, 25988664, 38982996, 51977328, 77965992, 155931984]

約数ペア:

[(1, 155931984), (2, 77965992), (3, 51977328), (4, 38982996), (6, 25988664), (8, 19491498), (9, 17325776), (12, 12994332), (13, 11994768), (16, 9745749), (18, 8662888), (24, 6497166), (26, 5997384), (31, 5030064), (36, 4331444), (39, 3998256), (48, 3248583), (52, 2998692), (62, 2515032), (72, 2165722), (78, 1999128), (93, 1676688), (104, 1499346), (117, 1332752), (124, 1257516), (144, 1082861), (156, 999564), (186, 838344), (208, 749673), (234, 666376), (248, 628758), (279, 558896), (312, 499782), (372, 419172), (403, 386928), (468, 333188), (496, 314379), (558, 279448), (624, 249891), (744, 209586), (806, 193464), (936, 166594), (1116, 139724), (1209, 128976), (1488, 104793), (1612, 96732), (1872, 83297), (2232, 69862), (2418, 64488), (2687, 58032), (3224, 48366), (3627, 42992), (4464, 34931), (4836, 32244), (5374, 29016), (6448, 24183), (7254, 21496), (8061, 19344), (9672, 16122), (10748, 14508)]