217626870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2311}}^1$

素因数の和:2437

約数の個数: 64

約数和(自身を含む): 542006784

約数和(自身を除く): 324379914

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 73, 86, 129, 146, 215, 219, 258, 365, 430, 438, 645, 730, 1095, 1290, 2190, 2311, 3139, 4622, 6278, 6933, 9417, 11555, 13866, 15695, 18834, 23110, 31390, 34665, 47085, 69330, 94170, 99373, 168703, 198746, 298119, 337406, 496865, 506109, 596238, 843515, 993730, 1012218, 1490595, 1687030, 2530545, 2981190, 5061090, 7254229, 14508458, 21762687, 36271145, 43525374, 72542290, 108813435, 217626870]

約数ペア:

[(1, 217626870), (2, 108813435), (3, 72542290), (5, 43525374), (6, 36271145), (10, 21762687), (15, 14508458), (30, 7254229), (43, 5061090), (73, 2981190), (86, 2530545), (129, 1687030), (146, 1490595), (215, 1012218), (219, 993730), (258, 843515), (365, 596238), (430, 506109), (438, 496865), (645, 337406), (730, 298119), (1095, 198746), (1290, 168703), (2190, 99373), (2311, 94170), (3139, 69330), (4622, 47085), (6278, 34665), (6933, 31390), (9417, 23110), (11555, 18834), (13866, 15695)]