316351520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5477}}^1$

素因数の和:5530

約数の個数: 72

約数和(自身を含む): 788930604

約数和(自身を除く): 472579084

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2888, 3040, 3610, 5477, 5776, 7220, 10954, 11552, 14440, 21908, 27385, 28880, 43816, 54770, 57760, 87632, 104063, 109540, 175264, 208126, 219080, 416252, 438160, 520315, 832504, 876320, 1040630, 1665008, 1977197, 2081260, 3330016, 3954394, 4162520, 7908788, 8325040, 9885985, 15817576, 16650080, 19771970, 31635152, 39543940, 63270304, 79087880, 158175760, 316351520]

約数ペア:

[(1, 316351520), (2, 158175760), (4, 79087880), (5, 63270304), (8, 39543940), (10, 31635152), (16, 19771970), (19, 16650080), (20, 15817576), (32, 9885985), (38, 8325040), (40, 7908788), (76, 4162520), (80, 3954394), (95, 3330016), (152, 2081260), (160, 1977197), (190, 1665008), (304, 1040630), (361, 876320), (380, 832504), (608, 520315), (722, 438160), (760, 416252), (1444, 219080), (1520, 208126), (1805, 175264), (2888, 109540), (3040, 104063), (3610, 87632), (5477, 57760), (5776, 54770), (7220, 43816), (10954, 28880), (11552, 27385), (14440, 21908)]