15465840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4986

約数の個数: 80

約数和(自身を含む): 51642528

約数和(自身を除く): 36176688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 4957, 9914, 14871, 19828, 24785, 29742, 39656, 49570, 59484, 64441, 74355, 79312, 99140, 118968, 128882, 148710, 193323, 198280, 237936, 257764, 297420, 322205, 386646, 396560, 515528, 594840, 644410, 773292, 966615, 1031056, 1189680, 1288820, 1546584, 1933230, 2577640, 3093168, 3866460, 5155280, 7732920, 15465840]

約数ペア:

[(1, 15465840), (2, 7732920), (3, 5155280), (4, 3866460), (5, 3093168), (6, 2577640), (8, 1933230), (10, 1546584), (12, 1288820), (13, 1189680), (15, 1031056), (16, 966615), (20, 773292), (24, 644410), (26, 594840), (30, 515528), (39, 396560), (40, 386646), (48, 322205), (52, 297420), (60, 257764), (65, 237936), (78, 198280), (80, 193323), (104, 148710), (120, 128882), (130, 118968), (156, 99140), (195, 79312), (208, 74355), (240, 64441), (260, 59484), (312, 49570), (390, 39656), (520, 29742), (624, 24785), (780, 19828), (1040, 14871), (1560, 9914), (3120, 4957)]