171836460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1993}}^1$

素因数の和:2487

約数の個数: 72

約数和(自身を含む): 522587520

約数和(自身を除く): 350751060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 958, 1437, 1916, 1993, 2395, 2874, 3986, 4311, 4790, 5748, 5979, 7185, 7972, 8622, 9580, 9965, 11958, 14370, 17244, 17937, 19930, 21555, 23916, 28740, 29895, 35874, 39860, 43110, 59790, 71748, 86220, 89685, 119580, 179370, 358740, 954647, 1909294, 2863941, 3818588, 4773235, 5727882, 8591823, 9546470, 11455764, 14319705, 17183646, 19092940, 28639410, 34367292, 42959115, 57278820, 85918230, 171836460]

約数ペア:

[(1, 171836460), (2, 85918230), (3, 57278820), (4, 42959115), (5, 34367292), (6, 28639410), (9, 19092940), (10, 17183646), (12, 14319705), (15, 11455764), (18, 9546470), (20, 8591823), (30, 5727882), (36, 4773235), (45, 3818588), (60, 2863941), (90, 1909294), (180, 954647), (479, 358740), (958, 179370), (1437, 119580), (1916, 89685), (1993, 86220), (2395, 71748), (2874, 59790), (3986, 43110), (4311, 39860), (4790, 35874), (5748, 29895), (5979, 28740), (7185, 23916), (7972, 21555), (8622, 19930), (9580, 17937), (9965, 17244), (11958, 14370)]