252671720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{2381}}^1$

素因数の和:2778

約数の個数: 64

約数和(自身を含む): 651715200

約数和(自身を除く): 399043480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 379, 758, 1516, 1895, 2381, 2653, 3032, 3790, 4762, 5306, 7580, 9524, 10612, 11905, 13265, 15160, 16667, 19048, 21224, 23810, 26530, 33334, 47620, 53060, 66668, 83335, 95240, 106120, 133336, 166670, 333340, 666680, 902399, 1804798, 3609596, 4511995, 6316793, 7219192, 9023990, 12633586, 18047980, 25267172, 31583965, 36095960, 50534344, 63167930, 126335860, 252671720]

約数ペア:

[(1, 252671720), (2, 126335860), (4, 63167930), (5, 50534344), (7, 36095960), (8, 31583965), (10, 25267172), (14, 18047980), (20, 12633586), (28, 9023990), (35, 7219192), (40, 6316793), (56, 4511995), (70, 3609596), (140, 1804798), (280, 902399), (379, 666680), (758, 333340), (1516, 166670), (1895, 133336), (2381, 106120), (2653, 95240), (3032, 83335), (3790, 66668), (4762, 53060), (5306, 47620), (7580, 33334), (9524, 26530), (10612, 23810), (11905, 21224), (13265, 19048), (15160, 16667)]