15702112520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1663}}^1\times {\mathrm{1723}}^1$

素因数の和:3534

約数の個数: 64

約数和(自身を含む): 35629701120

約数和(自身を除く): 19927588600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 1663, 1723, 2740, 3326, 3446, 5480, 6652, 6892, 8315, 8615, 13304, 13784, 16630, 17230, 33260, 34460, 66520, 68920, 227831, 236051, 455662, 472102, 911324, 944204, 1139155, 1180255, 1822648, 1888408, 2278310, 2360510, 2865349, 4556620, 4721020, 5730698, 9113240, 9442040, 11461396, 14326745, 22922792, 28653490, 57306980, 114613960, 392552813, 785105626, 1570211252, 1962764065, 3140422504, 3925528130, 7851056260, 15702112520]

約数ペア:

[(1, 15702112520), (2, 7851056260), (4, 3925528130), (5, 3140422504), (8, 1962764065), (10, 1570211252), (20, 785105626), (40, 392552813), (137, 114613960), (274, 57306980), (548, 28653490), (685, 22922792), (1096, 14326745), (1370, 11461396), (1663, 9442040), (1723, 9113240), (2740, 5730698), (3326, 4721020), (3446, 4556620), (5480, 2865349), (6652, 2360510), (6892, 2278310), (8315, 1888408), (8615, 1822648), (13304, 1180255), (13784, 1139155), (16630, 944204), (17230, 911324), (33260, 472102), (34460, 455662), (66520, 236051), (68920, 227831)]