31383120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3041}}^1$

素因数の和:3100

約数の個数: 80

約数和(自身を含む): 99582912

約数和(自身を除く): 68199792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3041, 3440, 5160, 6082, 9123, 10320, 12164, 15205, 18246, 24328, 30410, 36492, 45615, 48656, 60820, 72984, 91230, 121640, 130763, 145968, 182460, 243280, 261526, 364920, 392289, 523052, 653815, 729840, 784578, 1046104, 1307630, 1569156, 1961445, 2092208, 2615260, 3138312, 3922890, 5230520, 6276624, 7845780, 10461040, 15691560, 31383120]

約数ペア:

[(1, 31383120), (2, 15691560), (3, 10461040), (4, 7845780), (5, 6276624), (6, 5230520), (8, 3922890), (10, 3138312), (12, 2615260), (15, 2092208), (16, 1961445), (20, 1569156), (24, 1307630), (30, 1046104), (40, 784578), (43, 729840), (48, 653815), (60, 523052), (80, 392289), (86, 364920), (120, 261526), (129, 243280), (172, 182460), (215, 145968), (240, 130763), (258, 121640), (344, 91230), (430, 72984), (516, 60820), (645, 48656), (688, 45615), (860, 36492), (1032, 30410), (1290, 24328), (1720, 18246), (2064, 15205), (2580, 12164), (3041, 10320), (3440, 9123), (5160, 6082)]