331301080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1747}}^1$

素因数の和:2200

約数の個数: 64

約数和(自身を含む): 815546880

約数和(自身を除く): 484245800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 431, 440, 862, 1724, 1747, 2155, 3448, 3494, 4310, 4741, 6988, 8620, 8735, 9482, 13976, 17240, 17470, 18964, 19217, 23705, 34940, 37928, 38434, 47410, 69880, 76868, 94820, 96085, 153736, 189640, 192170, 384340, 752957, 768680, 1505914, 3011828, 3764785, 6023656, 7529570, 8282527, 15059140, 16565054, 30118280, 33130108, 41412635, 66260216, 82825270, 165650540, 331301080]

約数ペア:

[(1, 331301080), (2, 165650540), (4, 82825270), (5, 66260216), (8, 41412635), (10, 33130108), (11, 30118280), (20, 16565054), (22, 15059140), (40, 8282527), (44, 7529570), (55, 6023656), (88, 3764785), (110, 3011828), (220, 1505914), (431, 768680), (440, 752957), (862, 384340), (1724, 192170), (1747, 189640), (2155, 153736), (3448, 96085), (3494, 94820), (4310, 76868), (4741, 69880), (6988, 47410), (8620, 38434), (8735, 37928), (9482, 34940), (13976, 23705), (17240, 19217), (17470, 18964)]