42490620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4001}}^1$

素因数の和:4075

約数の個数: 72

約数和(自身を含む): 131105520

約数和(自身を除く): 88614900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 4001, 5310, 8002, 10620, 12003, 16004, 20005, 24006, 36009, 40010, 48012, 60015, 72018, 80020, 120030, 144036, 180045, 236059, 240060, 360090, 472118, 708177, 720180, 944236, 1180295, 1416354, 2124531, 2360590, 2832708, 3540885, 4249062, 4721180, 7081770, 8498124, 10622655, 14163540, 21245310, 42490620]

約数ペア:

[(1, 42490620), (2, 21245310), (3, 14163540), (4, 10622655), (5, 8498124), (6, 7081770), (9, 4721180), (10, 4249062), (12, 3540885), (15, 2832708), (18, 2360590), (20, 2124531), (30, 1416354), (36, 1180295), (45, 944236), (59, 720180), (60, 708177), (90, 472118), (118, 360090), (177, 240060), (180, 236059), (236, 180045), (295, 144036), (354, 120030), (531, 80020), (590, 72018), (708, 60015), (885, 48012), (1062, 40010), (1180, 36009), (1770, 24006), (2124, 20005), (2655, 16004), (3540, 12003), (4001, 10620), (5310, 8002)]