30019656

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 78266880

約数和(自身を除く): 48247224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 157, 186, 248, 257, 314, 372, 471, 514, 628, 744, 771, 942, 1028, 1256, 1542, 1884, 2056, 3084, 3768, 4867, 6168, 7967, 9734, 14601, 15934, 19468, 23901, 29202, 31868, 38936, 40349, 47802, 58404, 63736, 80698, 95604, 116808, 121047, 161396, 191208, 242094, 322792, 484188, 968376, 1250819, 2501638, 3752457, 5003276, 7504914, 10006552, 15009828, 30019656]

約数ペア:

[(1, 30019656), (2, 15009828), (3, 10006552), (4, 7504914), (6, 5003276), (8, 3752457), (12, 2501638), (24, 1250819), (31, 968376), (62, 484188), (93, 322792), (124, 242094), (157, 191208), (186, 161396), (248, 121047), (257, 116808), (314, 95604), (372, 80698), (471, 63736), (514, 58404), (628, 47802), (744, 40349), (771, 38936), (942, 31868), (1028, 29202), (1256, 23901), (1542, 19468), (1884, 15934), (2056, 14601), (3084, 9734), (3768, 7967), (4867, 6168)]