30847920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1722

約数の個数: 80

約数和(自身を含む): 96898560

約数和(自身を除く): 66050640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1627, 1896, 2370, 3160, 3254, 3792, 4740, 4881, 6320, 6508, 8135, 9480, 9762, 13016, 16270, 18960, 19524, 24405, 26032, 32540, 39048, 48810, 65080, 78096, 97620, 128533, 130160, 195240, 257066, 385599, 390480, 514132, 642665, 771198, 1028264, 1285330, 1542396, 1927995, 2056528, 2570660, 3084792, 3855990, 5141320, 6169584, 7711980, 10282640, 15423960, 30847920]

約数ペア:

[(1, 30847920), (2, 15423960), (3, 10282640), (4, 7711980), (5, 6169584), (6, 5141320), (8, 3855990), (10, 3084792), (12, 2570660), (15, 2056528), (16, 1927995), (20, 1542396), (24, 1285330), (30, 1028264), (40, 771198), (48, 642665), (60, 514132), (79, 390480), (80, 385599), (120, 257066), (158, 195240), (237, 130160), (240, 128533), (316, 97620), (395, 78096), (474, 65080), (632, 48810), (790, 39048), (948, 32540), (1185, 26032), (1264, 24405), (1580, 19524), (1627, 18960), (1896, 16270), (2370, 13016), (3160, 9762), (3254, 9480), (3792, 8135), (4740, 6508), (4881, 6320)]