15218580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 46569600

約数和(自身を除く): 31351020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 109, 130, 156, 179, 195, 218, 260, 327, 358, 390, 436, 537, 545, 654, 716, 780, 895, 1074, 1090, 1308, 1417, 1635, 1790, 2148, 2180, 2327, 2685, 2834, 3270, 3580, 4251, 4654, 5370, 5668, 6540, 6981, 7085, 8502, 9308, 10740, 11635, 13962, 14170, 17004, 19511, 21255, 23270, 27924, 28340, 34905, 39022, 42510, 46540, 58533, 69810, 78044, 85020, 97555, 117066, 139620, 195110, 234132, 253643, 292665, 390220, 507286, 585330, 760929, 1014572, 1170660, 1268215, 1521858, 2536430, 3043716, 3804645, 5072860, 7609290, 15218580]

約数ペア:

[(1, 15218580), (2, 7609290), (3, 5072860), (4, 3804645), (5, 3043716), (6, 2536430), (10, 1521858), (12, 1268215), (13, 1170660), (15, 1014572), (20, 760929), (26, 585330), (30, 507286), (39, 390220), (52, 292665), (60, 253643), (65, 234132), (78, 195110), (109, 139620), (130, 117066), (156, 97555), (179, 85020), (195, 78044), (218, 69810), (260, 58533), (327, 46540), (358, 42510), (390, 39022), (436, 34905), (537, 28340), (545, 27924), (654, 23270), (716, 21255), (780, 19511), (895, 17004), (1074, 14170), (1090, 13962), (1308, 11635), (1417, 10740), (1635, 9308), (1790, 8502), (2148, 7085), (2180, 6981), (2327, 6540), (2685, 5668), (2834, 5370), (3270, 4654), (3580, 4251)]