31535340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:791

約数の個数: 96

約数和(自身を含む): 95800320

約数和(自身を除く): 64264980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 43, 51, 60, 68, 85, 86, 102, 129, 170, 172, 204, 215, 255, 258, 340, 430, 510, 516, 645, 719, 731, 860, 1020, 1290, 1438, 1462, 2157, 2193, 2580, 2876, 2924, 3595, 3655, 4314, 4386, 7190, 7310, 8628, 8772, 10785, 10965, 12223, 14380, 14620, 21570, 21930, 24446, 30917, 36669, 43140, 43860, 48892, 61115, 61834, 73338, 92751, 122230, 123668, 146676, 154585, 183345, 185502, 244460, 309170, 366690, 371004, 463755, 525589, 618340, 733380, 927510, 1051178, 1576767, 1855020, 2102356, 2627945, 3153534, 5255890, 6307068, 7883835, 10511780, 15767670, 31535340]

約数ペア:

[(1, 31535340), (2, 15767670), (3, 10511780), (4, 7883835), (5, 6307068), (6, 5255890), (10, 3153534), (12, 2627945), (15, 2102356), (17, 1855020), (20, 1576767), (30, 1051178), (34, 927510), (43, 733380), (51, 618340), (60, 525589), (68, 463755), (85, 371004), (86, 366690), (102, 309170), (129, 244460), (170, 185502), (172, 183345), (204, 154585), (215, 146676), (255, 123668), (258, 122230), (340, 92751), (430, 73338), (510, 61834), (516, 61115), (645, 48892), (719, 43860), (731, 43140), (860, 36669), (1020, 30917), (1290, 24446), (1438, 21930), (1462, 21570), (2157, 14620), (2193, 14380), (2580, 12223), (2876, 10965), (2924, 10785), (3595, 8772), (3655, 8628), (4314, 7310), (4386, 7190)]