87621870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1051}}^1$

素因数の和:1465

約数の個数: 64

約数和(自身を含む): 241168896

約数和(自身を除く): 153547026

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 397, 794, 1051, 1191, 1985, 2102, 2382, 2779, 3153, 3970, 5255, 5558, 5955, 6306, 7357, 8337, 10510, 11910, 13895, 14714, 15765, 16674, 22071, 27790, 31530, 36785, 41685, 44142, 73570, 83370, 110355, 220710, 417247, 834494, 1251741, 2086235, 2503482, 2920729, 4172470, 5841458, 6258705, 8762187, 12517410, 14603645, 17524374, 29207290, 43810935, 87621870]

約数ペア:

[(1, 87621870), (2, 43810935), (3, 29207290), (5, 17524374), (6, 14603645), (7, 12517410), (10, 8762187), (14, 6258705), (15, 5841458), (21, 4172470), (30, 2920729), (35, 2503482), (42, 2086235), (70, 1251741), (105, 834494), (210, 417247), (397, 220710), (794, 110355), (1051, 83370), (1191, 73570), (1985, 44142), (2102, 41685), (2382, 36785), (2779, 31530), (3153, 27790), (3970, 22071), (5255, 16674), (5558, 15765), (5955, 14714), (6306, 13895), (7357, 11910), (8337, 10510)]