123391680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1726

約数の個数: 112

約数和(自身を含む): 396971520

約数和(自身を除く): 273579840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 474, 480, 632, 790, 948, 960, 1185, 1264, 1580, 1627, 1896, 2370, 2528, 3160, 3254, 3792, 4740, 4881, 5056, 6320, 6508, 7584, 8135, 9480, 9762, 12640, 13016, 15168, 16270, 18960, 19524, 24405, 25280, 26032, 32540, 37920, 39048, 48810, 52064, 65080, 75840, 78096, 97620, 104128, 128533, 130160, 156192, 195240, 257066, 260320, 312384, 385599, 390480, 514132, 520640, 642665, 771198, 780960, 1028264, 1285330, 1542396, 1561920, 1927995, 2056528, 2570660, 3084792, 3855990, 4113056, 5141320, 6169584, 7711980, 8226112, 10282640, 12339168, 15423960, 20565280, 24678336, 30847920, 41130560, 61695840, 123391680]

約数ペア:

[(1, 123391680), (2, 61695840), (3, 41130560), (4, 30847920), (5, 24678336), (6, 20565280), (8, 15423960), (10, 12339168), (12, 10282640), (15, 8226112), (16, 7711980), (20, 6169584), (24, 5141320), (30, 4113056), (32, 3855990), (40, 3084792), (48, 2570660), (60, 2056528), (64, 1927995), (79, 1561920), (80, 1542396), (96, 1285330), (120, 1028264), (158, 780960), (160, 771198), (192, 642665), (237, 520640), (240, 514132), (316, 390480), (320, 385599), (395, 312384), (474, 260320), (480, 257066), (632, 195240), (790, 156192), (948, 130160), (960, 128533), (1185, 104128), (1264, 97620), (1580, 78096), (1627, 75840), (1896, 65080), (2370, 52064), (2528, 48810), (3160, 39048), (3254, 37920), (3792, 32540), (4740, 26032), (4881, 25280), (5056, 24405), (6320, 19524), (6508, 18960), (7584, 16270), (8135, 15168), (9480, 13016), (9762, 12640)]