38975280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{647}}^1$

素因数の和:914

約数の個数: 80

約数和(自身を含む): 121492224

約数和(自身を除く): 82516944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 502, 647, 753, 1004, 1255, 1294, 1506, 1941, 2008, 2510, 2588, 3012, 3235, 3765, 3882, 4016, 5020, 5176, 6024, 6470, 7530, 7764, 9705, 10040, 10352, 12048, 12940, 15060, 15528, 19410, 20080, 25880, 30120, 31056, 38820, 51760, 60240, 77640, 155280, 162397, 324794, 487191, 649588, 811985, 974382, 1299176, 1623970, 1948764, 2435955, 2598352, 3247940, 3897528, 4871910, 6495880, 7795056, 9743820, 12991760, 19487640, 38975280]

約数ペア:

[(1, 38975280), (2, 19487640), (3, 12991760), (4, 9743820), (5, 7795056), (6, 6495880), (8, 4871910), (10, 3897528), (12, 3247940), (15, 2598352), (16, 2435955), (20, 1948764), (24, 1623970), (30, 1299176), (40, 974382), (48, 811985), (60, 649588), (80, 487191), (120, 324794), (240, 162397), (251, 155280), (502, 77640), (647, 60240), (753, 51760), (1004, 38820), (1255, 31056), (1294, 30120), (1506, 25880), (1941, 20080), (2008, 19410), (2510, 15528), (2588, 15060), (3012, 12940), (3235, 12048), (3765, 10352), (3882, 10040), (4016, 9705), (5020, 7764), (5176, 7530), (6024, 6470)]