1978322560

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{162691}}^1$

素因数の和:162729

約数の個数: 64

約数和(自身を含む): 4978375200

約数和(自身を除く): 3000052640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 162691, 325382, 650764, 813455, 1301528, 1626910, 2603056, 3091129, 3253820, 5206112, 6182258, 6507640, 10412224, 12364516, 13015280, 15455645, 20824448, 24729032, 26030560, 30911290, 49458064, 52061120, 61822580, 98916128, 104122240, 123645160, 197832256, 247290320, 395664512, 494580640, 989161280, 1978322560]

約数ペア:

[(1, 1978322560), (2, 989161280), (4, 494580640), (5, 395664512), (8, 247290320), (10, 197832256), (16, 123645160), (19, 104122240), (20, 98916128), (32, 61822580), (38, 52061120), (40, 49458064), (64, 30911290), (76, 26030560), (80, 24729032), (95, 20824448), (128, 15455645), (152, 13015280), (160, 12364516), (190, 10412224), (304, 6507640), (320, 6182258), (380, 5206112), (608, 3253820), (640, 3091129), (760, 2603056), (1216, 1626910), (1520, 1301528), (2432, 813455), (3040, 650764), (6080, 325382), (12160, 162691)]