71508420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1251

約数の個数: 120

約数和(自身を含む): 230580504

約数和(自身を除く): 159072084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 270, 324, 333, 370, 405, 444, 540, 555, 666, 740, 810, 999, 1110, 1193, 1332, 1620, 1665, 1998, 2220, 2386, 2997, 3330, 3579, 3996, 4772, 4995, 5965, 5994, 6660, 7158, 9990, 10737, 11930, 11988, 14316, 14985, 17895, 19980, 21474, 23860, 29970, 32211, 35790, 42948, 44141, 53685, 59940, 64422, 71580, 88282, 96633, 107370, 128844, 132423, 161055, 176564, 193266, 214740, 220705, 264846, 322110, 386532, 397269, 441410, 483165, 529692, 644220, 662115, 794538, 882820, 966330, 1191807, 1324230, 1589076, 1932660, 1986345, 2383614, 2648460, 3575421, 3972690, 4767228, 5959035, 7150842, 7945380, 11918070, 14301684, 17877105, 23836140, 35754210, 71508420]

約数ペア:

[(1, 71508420), (2, 35754210), (3, 23836140), (4, 17877105), (5, 14301684), (6, 11918070), (9, 7945380), (10, 7150842), (12, 5959035), (15, 4767228), (18, 3972690), (20, 3575421), (27, 2648460), (30, 2383614), (36, 1986345), (37, 1932660), (45, 1589076), (54, 1324230), (60, 1191807), (74, 966330), (81, 882820), (90, 794538), (108, 662115), (111, 644220), (135, 529692), (148, 483165), (162, 441410), (180, 397269), (185, 386532), (222, 322110), (270, 264846), (324, 220705), (333, 214740), (370, 193266), (405, 176564), (444, 161055), (540, 132423), (555, 128844), (666, 107370), (740, 96633), (810, 88282), (999, 71580), (1110, 64422), (1193, 59940), (1332, 53685), (1620, 44141), (1665, 42948), (1998, 35790), (2220, 32211), (2386, 29970), (2997, 23860), (3330, 21474), (3579, 19980), (3996, 17895), (4772, 14985), (4995, 14316), (5965, 11988), (5994, 11930), (6660, 10737), (7158, 9990)]