7305840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 25050480

約数和(自身を除く): 17744640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 73, 80, 90, 120, 139, 144, 146, 180, 219, 240, 278, 292, 360, 365, 417, 438, 556, 584, 657, 695, 720, 730, 834, 876, 1095, 1112, 1168, 1251, 1314, 1390, 1460, 1668, 1752, 2085, 2190, 2224, 2502, 2628, 2780, 2920, 3285, 3336, 3504, 4170, 4380, 5004, 5256, 5560, 5840, 6255, 6570, 6672, 8340, 8760, 10008, 10147, 10512, 11120, 12510, 13140, 16680, 17520, 20016, 20294, 25020, 26280, 30441, 33360, 40588, 50040, 50735, 52560, 60882, 81176, 91323, 100080, 101470, 121764, 152205, 162352, 182646, 202940, 243528, 304410, 365292, 405880, 456615, 487056, 608820, 730584, 811760, 913230, 1217640, 1461168, 1826460, 2435280, 3652920, 7305840]

約数ペア:

[(1, 7305840), (2, 3652920), (3, 2435280), (4, 1826460), (5, 1461168), (6, 1217640), (8, 913230), (9, 811760), (10, 730584), (12, 608820), (15, 487056), (16, 456615), (18, 405880), (20, 365292), (24, 304410), (30, 243528), (36, 202940), (40, 182646), (45, 162352), (48, 152205), (60, 121764), (72, 101470), (73, 100080), (80, 91323), (90, 81176), (120, 60882), (139, 52560), (144, 50735), (146, 50040), (180, 40588), (219, 33360), (240, 30441), (278, 26280), (292, 25020), (360, 20294), (365, 20016), (417, 17520), (438, 16680), (556, 13140), (584, 12510), (657, 11120), (695, 10512), (720, 10147), (730, 10008), (834, 8760), (876, 8340), (1095, 6672), (1112, 6570), (1168, 6255), (1251, 5840), (1314, 5560), (1390, 5256), (1460, 5004), (1668, 4380), (1752, 4170), (2085, 3504), (2190, 3336), (2224, 3285), (2502, 2920), (2628, 2780)]