290728848

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1783}}^1$

素因数の和:1916

約数の個数: 80

約数和(自身を含む): 778680320

約数和(自身を除く): 487951472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 79, 86, 129, 158, 172, 237, 258, 316, 344, 474, 516, 632, 688, 948, 1032, 1264, 1783, 1896, 2064, 3397, 3566, 3792, 5349, 6794, 7132, 10191, 10698, 13588, 14264, 20382, 21396, 27176, 28528, 40764, 42792, 54352, 76669, 81528, 85584, 140857, 153338, 163056, 230007, 281714, 306676, 422571, 460014, 563428, 613352, 845142, 920028, 1126856, 1226704, 1690284, 1840056, 2253712, 3380568, 3680112, 6056851, 6761136, 12113702, 18170553, 24227404, 36341106, 48454808, 72682212, 96909616, 145364424, 290728848]

約数ペア:

[(1, 290728848), (2, 145364424), (3, 96909616), (4, 72682212), (6, 48454808), (8, 36341106), (12, 24227404), (16, 18170553), (24, 12113702), (43, 6761136), (48, 6056851), (79, 3680112), (86, 3380568), (129, 2253712), (158, 1840056), (172, 1690284), (237, 1226704), (258, 1126856), (316, 920028), (344, 845142), (474, 613352), (516, 563428), (632, 460014), (688, 422571), (948, 306676), (1032, 281714), (1264, 230007), (1783, 163056), (1896, 153338), (2064, 140857), (3397, 85584), (3566, 81528), (3792, 76669), (5349, 54352), (6794, 42792), (7132, 40764), (10191, 28528), (10698, 27176), (13588, 21396), (14264, 20382)]