87851760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{941}}^1$

素因数の和:1346

約数の個数: 80

約数和(自身を含む): 273330720

約数和(自身を除く): 185478960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 941, 1167, 1556, 1882, 1945, 2334, 2823, 3112, 3764, 3890, 4668, 4705, 5646, 5835, 6224, 7528, 7780, 9336, 9410, 11292, 11670, 14115, 15056, 15560, 18672, 18820, 22584, 23340, 28230, 31120, 37640, 45168, 46680, 56460, 75280, 93360, 112920, 225840, 366049, 732098, 1098147, 1464196, 1830245, 2196294, 2928392, 3660490, 4392588, 5490735, 5856784, 7320980, 8785176, 10981470, 14641960, 17570352, 21962940, 29283920, 43925880, 87851760]

約数ペア:

[(1, 87851760), (2, 43925880), (3, 29283920), (4, 21962940), (5, 17570352), (6, 14641960), (8, 10981470), (10, 8785176), (12, 7320980), (15, 5856784), (16, 5490735), (20, 4392588), (24, 3660490), (30, 2928392), (40, 2196294), (48, 1830245), (60, 1464196), (80, 1098147), (120, 732098), (240, 366049), (389, 225840), (778, 112920), (941, 93360), (1167, 75280), (1556, 56460), (1882, 46680), (1945, 45168), (2334, 37640), (2823, 31120), (3112, 28230), (3764, 23340), (3890, 22584), (4668, 18820), (4705, 18672), (5646, 15560), (5835, 15056), (6224, 14115), (7528, 11670), (7780, 11292), (9336, 9410)]