201821790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9203}}^1$

素因数の和:9273

約数の個数: 64

約数和(自身を含む): 524848896

約数和(自身を除く): 323027106

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 85, 86, 102, 129, 170, 215, 255, 258, 430, 510, 645, 731, 1290, 1462, 2193, 3655, 4386, 7310, 9203, 10965, 18406, 21930, 27609, 46015, 55218, 92030, 138045, 156451, 276090, 312902, 395729, 469353, 782255, 791458, 938706, 1187187, 1564510, 1978645, 2346765, 2374374, 3957290, 4693530, 5935935, 6727393, 11871870, 13454786, 20182179, 33636965, 40364358, 67273930, 100910895, 201821790]

約数ペア:

[(1, 201821790), (2, 100910895), (3, 67273930), (5, 40364358), (6, 33636965), (10, 20182179), (15, 13454786), (17, 11871870), (30, 6727393), (34, 5935935), (43, 4693530), (51, 3957290), (85, 2374374), (86, 2346765), (102, 1978645), (129, 1564510), (170, 1187187), (215, 938706), (255, 791458), (258, 782255), (430, 469353), (510, 395729), (645, 312902), (731, 276090), (1290, 156451), (1462, 138045), (2193, 92030), (3655, 55218), (4386, 46015), (7310, 27609), (9203, 21930), (10965, 18406)]