131678664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:367

約数の個数: 128

約数和(自身を含む): 378672000

約数和(自身を除く): 246993336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 97, 104, 114, 152, 156, 194, 228, 229, 247, 291, 312, 388, 456, 458, 494, 582, 687, 741, 776, 916, 988, 1164, 1261, 1374, 1482, 1832, 1843, 1976, 2328, 2522, 2748, 2964, 2977, 3686, 3783, 4351, 5044, 5496, 5529, 5928, 5954, 7372, 7566, 8702, 8931, 10088, 11058, 11908, 13053, 14744, 15132, 17404, 17862, 22116, 22213, 23816, 23959, 26106, 30264, 34808, 35724, 44232, 44426, 47918, 52212, 56563, 66639, 71448, 71877, 88852, 95836, 104424, 113126, 133278, 143754, 169689, 177704, 191672, 226252, 266556, 287508, 288769, 339378, 422047, 452504, 533112, 575016, 577538, 678756, 844094, 866307, 1155076, 1266141, 1357512, 1688188, 1732614, 2310152, 2532282, 3376376, 3465228, 5064564, 5486611, 6930456, 10129128, 10973222, 16459833, 21946444, 32919666, 43892888, 65839332, 131678664]

約数ペア:

[(1, 131678664), (2, 65839332), (3, 43892888), (4, 32919666), (6, 21946444), (8, 16459833), (12, 10973222), (13, 10129128), (19, 6930456), (24, 5486611), (26, 5064564), (38, 3465228), (39, 3376376), (52, 2532282), (57, 2310152), (76, 1732614), (78, 1688188), (97, 1357512), (104, 1266141), (114, 1155076), (152, 866307), (156, 844094), (194, 678756), (228, 577538), (229, 575016), (247, 533112), (291, 452504), (312, 422047), (388, 339378), (456, 288769), (458, 287508), (494, 266556), (582, 226252), (687, 191672), (741, 177704), (776, 169689), (916, 143754), (988, 133278), (1164, 113126), (1261, 104424), (1374, 95836), (1482, 88852), (1832, 71877), (1843, 71448), (1976, 66639), (2328, 56563), (2522, 52212), (2748, 47918), (2964, 44426), (2977, 44232), (3686, 35724), (3783, 34808), (4351, 30264), (5044, 26106), (5496, 23959), (5529, 23816), (5928, 22213), (5954, 22116), (7372, 17862), (7566, 17404), (8702, 15132), (8931, 14744), (10088, 13053), (11058, 11908)]