991005624

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1493}}^1$

素因数の和:1954

約数の個数: 128

約数和(自身を含む): 3155328000

約数和(自身を除く): 2164322376

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 439, 504, 756, 878, 1317, 1493, 1512, 1756, 2634, 2986, 3073, 3512, 3951, 4479, 5268, 5972, 6146, 7902, 8958, 9219, 10451, 10536, 11853, 11944, 12292, 13437, 15804, 17916, 18438, 20902, 23706, 24584, 26874, 27657, 31353, 31608, 35832, 36876, 40311, 41804, 47412, 53748, 55314, 62706, 73752, 80622, 82971, 83608, 94059, 94824, 107496, 110628, 125412, 161244, 165942, 188118, 221256, 250824, 282177, 322488, 331884, 376236, 564354, 655427, 663768, 752472, 1128708, 1310854, 1966281, 2257416, 2621708, 3932562, 4587989, 5243416, 5898843, 7865124, 9175978, 11797686, 13763967, 15730248, 17696529, 18351956, 23595372, 27527934, 35393058, 36703912, 41291901, 47190744, 55055868, 70786116, 82583802, 110111736, 123875703, 141572232, 165167604, 247751406, 330335208, 495502812, 991005624]

約数ペア:

[(1, 991005624), (2, 495502812), (3, 330335208), (4, 247751406), (6, 165167604), (7, 141572232), (8, 123875703), (9, 110111736), (12, 82583802), (14, 70786116), (18, 55055868), (21, 47190744), (24, 41291901), (27, 36703912), (28, 35393058), (36, 27527934), (42, 23595372), (54, 18351956), (56, 17696529), (63, 15730248), (72, 13763967), (84, 11797686), (108, 9175978), (126, 7865124), (168, 5898843), (189, 5243416), (216, 4587989), (252, 3932562), (378, 2621708), (439, 2257416), (504, 1966281), (756, 1310854), (878, 1128708), (1317, 752472), (1493, 663768), (1512, 655427), (1756, 564354), (2634, 376236), (2986, 331884), (3073, 322488), (3512, 282177), (3951, 250824), (4479, 221256), (5268, 188118), (5972, 165942), (6146, 161244), (7902, 125412), (8958, 110628), (9219, 107496), (10451, 94824), (10536, 94059), (11853, 83608), (11944, 82971), (12292, 80622), (13437, 73752), (15804, 62706), (17916, 55314), (18438, 53748), (20902, 47412), (23706, 41804), (24584, 40311), (26874, 36876), (27657, 35832), (31353, 31608)]