15291240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1613}}^1$

素因数の和:1706

約数の個数: 64

約数和(自身を含む): 46483200

約数和(自身を除く): 31191960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1613, 1896, 2370, 3160, 3226, 4740, 4839, 6452, 8065, 9480, 9678, 12904, 16130, 19356, 24195, 32260, 38712, 48390, 64520, 96780, 127427, 193560, 254854, 382281, 509708, 637135, 764562, 1019416, 1274270, 1529124, 1911405, 2548540, 3058248, 3822810, 5097080, 7645620, 15291240]

約数ペア:

[(1, 15291240), (2, 7645620), (3, 5097080), (4, 3822810), (5, 3058248), (6, 2548540), (8, 1911405), (10, 1529124), (12, 1274270), (15, 1019416), (20, 764562), (24, 637135), (30, 509708), (40, 382281), (60, 254854), (79, 193560), (120, 127427), (158, 96780), (237, 64520), (316, 48390), (395, 38712), (474, 32260), (632, 24195), (790, 19356), (948, 16130), (1185, 12904), (1580, 9678), (1613, 9480), (1896, 8065), (2370, 6452), (3160, 4839), (3226, 4740)]