208794810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1229}}^1$

素因数の和:2055

約数の個数: 64

約数和(自身を含む): 573868800

約数和(自身を除く): 365073990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 809, 1229, 1618, 2427, 2458, 3687, 4045, 4854, 5663, 6145, 7374, 8090, 8603, 11326, 12135, 12290, 16989, 17206, 18435, 24270, 25809, 28315, 33978, 36870, 43015, 51618, 56630, 84945, 86030, 129045, 169890, 258090, 994261, 1988522, 2982783, 4971305, 5965566, 6959827, 9942610, 13919654, 14913915, 20879481, 29827830, 34799135, 41758962, 69598270, 104397405, 208794810]

約数ペア:

[(1, 208794810), (2, 104397405), (3, 69598270), (5, 41758962), (6, 34799135), (7, 29827830), (10, 20879481), (14, 14913915), (15, 13919654), (21, 9942610), (30, 6959827), (35, 5965566), (42, 4971305), (70, 2982783), (105, 1988522), (210, 994261), (809, 258090), (1229, 169890), (1618, 129045), (2427, 86030), (2458, 84945), (3687, 56630), (4045, 51618), (4854, 43015), (5663, 36870), (6145, 33978), (7374, 28315), (8090, 25809), (8603, 24270), (11326, 18435), (12135, 17206), (12290, 16989)]