678371880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{36007}}^1$

素因数の和:36178

約数の個数: 64

約数和(自身を含む): 2048135040

約数和(自身を除く): 1369763160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 9420, 18840, 36007, 72014, 108021, 144028, 180035, 216042, 288056, 360070, 432084, 540105, 720140, 864168, 1080210, 1440280, 2160420, 4320840, 5653099, 11306198, 16959297, 22612396, 28265495, 33918594, 45224792, 56530990, 67837188, 84796485, 113061980, 135674376, 169592970, 226123960, 339185940, 678371880]

約数ペア:

[(1, 678371880), (2, 339185940), (3, 226123960), (4, 169592970), (5, 135674376), (6, 113061980), (8, 84796485), (10, 67837188), (12, 56530990), (15, 45224792), (20, 33918594), (24, 28265495), (30, 22612396), (40, 16959297), (60, 11306198), (120, 5653099), (157, 4320840), (314, 2160420), (471, 1440280), (628, 1080210), (785, 864168), (942, 720140), (1256, 540105), (1570, 432084), (1884, 360070), (2355, 288056), (3140, 216042), (3768, 180035), (4710, 144028), (6280, 108021), (9420, 72014), (18840, 36007)]