666639120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{56687}}^1$

素因数の和:56717

約数の個数: 120

約数和(自身を含む): 2404024704

約数和(自身を除く): 1737385584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 56687, 113374, 170061, 226748, 283435, 340122, 396809, 453496, 566870, 680244, 793618, 850305, 906992, 1133740, 1190427, 1360488, 1587236, 1700610, 1984045, 2267480, 2380854, 2720976, 2777663, 3174472, 3401220, 3968090, 4534960, 4761708, 5555326, 5952135, 6348944, 6802440, 7936180, 8332989, 9523416, 11110652, 11904270, 13604880, 13888315, 15872360, 16665978, 19046832, 22221304, 23808540, 27776630, 31744720, 33331956, 41664945, 44442608, 47617080, 55553260, 66663912, 83329890, 95234160, 111106520, 133327824, 166659780, 222213040, 333319560, 666639120]

約数ペア:

[(1, 666639120), (2, 333319560), (3, 222213040), (4, 166659780), (5, 133327824), (6, 111106520), (7, 95234160), (8, 83329890), (10, 66663912), (12, 55553260), (14, 47617080), (15, 44442608), (16, 41664945), (20, 33331956), (21, 31744720), (24, 27776630), (28, 23808540), (30, 22221304), (35, 19046832), (40, 16665978), (42, 15872360), (48, 13888315), (49, 13604880), (56, 11904270), (60, 11110652), (70, 9523416), (80, 8332989), (84, 7936180), (98, 6802440), (105, 6348944), (112, 5952135), (120, 5555326), (140, 4761708), (147, 4534960), (168, 3968090), (196, 3401220), (210, 3174472), (240, 2777663), (245, 2720976), (280, 2380854), (294, 2267480), (336, 1984045), (392, 1700610), (420, 1587236), (490, 1360488), (560, 1190427), (588, 1133740), (735, 906992), (784, 850305), (840, 793618), (980, 680244), (1176, 566870), (1470, 453496), (1680, 396809), (1960, 340122), (2352, 283435), (2940, 226748), (3920, 170061), (5880, 113374), (11760, 56687)]