15280560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1$

素因数の和:1155

約数の個数: 120

約数和(自身を含む): 54066480

約数和(自身を除く): 38785920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1117, 1140, 1368, 1520, 1710, 2234, 2280, 2736, 3351, 3420, 4468, 4560, 5585, 6702, 6840, 8936, 10053, 11170, 13404, 13680, 16755, 17872, 20106, 21223, 22340, 26808, 33510, 40212, 42446, 44680, 50265, 53616, 63669, 67020, 80424, 84892, 89360, 100530, 106115, 127338, 134040, 160848, 169784, 191007, 201060, 212230, 254676, 268080, 318345, 339568, 382014, 402120, 424460, 509352, 636690, 764028, 804240, 848920, 955035, 1018704, 1273380, 1528056, 1697840, 1910070, 2546760, 3056112, 3820140, 5093520, 7640280, 15280560]

約数ペア:

[(1, 15280560), (2, 7640280), (3, 5093520), (4, 3820140), (5, 3056112), (6, 2546760), (8, 1910070), (9, 1697840), (10, 1528056), (12, 1273380), (15, 1018704), (16, 955035), (18, 848920), (19, 804240), (20, 764028), (24, 636690), (30, 509352), (36, 424460), (38, 402120), (40, 382014), (45, 339568), (48, 318345), (57, 268080), (60, 254676), (72, 212230), (76, 201060), (80, 191007), (90, 169784), (95, 160848), (114, 134040), (120, 127338), (144, 106115), (152, 100530), (171, 89360), (180, 84892), (190, 80424), (228, 67020), (240, 63669), (285, 53616), (304, 50265), (342, 44680), (360, 42446), (380, 40212), (456, 33510), (570, 26808), (684, 22340), (720, 21223), (760, 20106), (855, 17872), (912, 16755), (1117, 13680), (1140, 13404), (1368, 11170), (1520, 10053), (1710, 8936), (2234, 6840), (2280, 6702), (2736, 5585), (3351, 4560), (3420, 4468)]