1678920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 5339520

約数和(自身を除く): 3660600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 823, 1020, 1646, 2040, 2469, 3292, 4115, 4938, 6584, 8230, 9876, 12345, 13991, 16460, 19752, 24690, 27982, 32920, 41973, 49380, 55964, 69955, 83946, 98760, 111928, 139910, 167892, 209865, 279820, 335784, 419730, 559640, 839460, 1678920]

約数ペア:

[(1, 1678920), (2, 839460), (3, 559640), (4, 419730), (5, 335784), (6, 279820), (8, 209865), (10, 167892), (12, 139910), (15, 111928), (17, 98760), (20, 83946), (24, 69955), (30, 55964), (34, 49380), (40, 41973), (51, 32920), (60, 27982), (68, 24690), (85, 19752), (102, 16460), (120, 13991), (136, 12345), (170, 9876), (204, 8230), (255, 6584), (340, 4938), (408, 4115), (510, 3292), (680, 2469), (823, 2040), (1020, 1646)]