51530220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{40897}}^1$

素因数の和:40919

約数の個数: 72

約数和(自身を含む): 178642464

約数和(自身を除く): 127112244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 40897, 81794, 122691, 163588, 204485, 245382, 286279, 368073, 408970, 490764, 572558, 613455, 736146, 817940, 858837, 1145116, 1226910, 1431395, 1472292, 1717674, 1840365, 2453820, 2576511, 2862790, 3435348, 3680730, 4294185, 5153022, 5725580, 7361460, 8588370, 10306044, 12882555, 17176740, 25765110, 51530220]

約数ペア:

[(1, 51530220), (2, 25765110), (3, 17176740), (4, 12882555), (5, 10306044), (6, 8588370), (7, 7361460), (9, 5725580), (10, 5153022), (12, 4294185), (14, 3680730), (15, 3435348), (18, 2862790), (20, 2576511), (21, 2453820), (28, 1840365), (30, 1717674), (35, 1472292), (36, 1431395), (42, 1226910), (45, 1145116), (60, 858837), (63, 817940), (70, 736146), (84, 613455), (90, 572558), (105, 490764), (126, 408970), (140, 368073), (180, 286279), (210, 245382), (252, 204485), (315, 163588), (420, 122691), (630, 81794), (1260, 40897)]