208754460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1613}}^1$

素因数の和:2347

約数の個数: 72

約数和(自身を含む): 634495680

約数和(自身を除く): 425741220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 719, 1438, 1613, 2157, 2876, 3226, 3595, 4314, 4839, 6452, 6471, 7190, 8065, 8628, 9678, 10785, 12942, 14380, 14517, 16130, 19356, 21570, 24195, 25884, 29034, 32260, 32355, 43140, 48390, 58068, 64710, 72585, 96780, 129420, 145170, 290340, 1159747, 2319494, 3479241, 4638988, 5798735, 6958482, 10437723, 11597470, 13916964, 17396205, 20875446, 23194940, 34792410, 41750892, 52188615, 69584820, 104377230, 208754460]

約数ペア:

[(1, 208754460), (2, 104377230), (3, 69584820), (4, 52188615), (5, 41750892), (6, 34792410), (9, 23194940), (10, 20875446), (12, 17396205), (15, 13916964), (18, 11597470), (20, 10437723), (30, 6958482), (36, 5798735), (45, 4638988), (60, 3479241), (90, 2319494), (180, 1159747), (719, 290340), (1438, 145170), (1613, 129420), (2157, 96780), (2876, 72585), (3226, 64710), (3595, 58068), (4314, 48390), (4839, 43140), (6452, 32355), (6471, 32260), (7190, 29034), (8065, 25884), (8628, 24195), (9678, 21570), (10785, 19356), (12942, 16130), (14380, 14517)]