128396502

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1487}}^1$

素因数の和:1555

約数の個数: 80

約数和(自身を含む): 317604672

約数和(自身を除く): 189208170

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 54, 78, 81, 82, 117, 123, 162, 234, 246, 351, 369, 533, 702, 738, 1053, 1066, 1107, 1487, 1599, 2106, 2214, 2974, 3198, 3321, 4461, 4797, 6642, 8922, 9594, 13383, 14391, 19331, 26766, 28782, 38662, 40149, 43173, 57993, 60967, 80298, 86346, 115986, 120447, 121934, 173979, 182901, 240894, 347958, 365802, 521937, 548703, 792571, 1043874, 1097406, 1565811, 1585142, 1646109, 2377713, 3131622, 3292218, 4755426, 4938327, 7133139, 9876654, 14266278, 21399417, 42798834, 64198251, 128396502]

約数ペア:

[(1, 128396502), (2, 64198251), (3, 42798834), (6, 21399417), (9, 14266278), (13, 9876654), (18, 7133139), (26, 4938327), (27, 4755426), (39, 3292218), (41, 3131622), (54, 2377713), (78, 1646109), (81, 1585142), (82, 1565811), (117, 1097406), (123, 1043874), (162, 792571), (234, 548703), (246, 521937), (351, 365802), (369, 347958), (533, 240894), (702, 182901), (738, 173979), (1053, 121934), (1066, 120447), (1107, 115986), (1487, 86346), (1599, 80298), (2106, 60967), (2214, 57993), (2974, 43173), (3198, 40149), (3321, 38662), (4461, 28782), (4797, 26766), (6642, 19331), (8922, 14391), (9594, 13383)]