209301008

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2971}}^1$

素因数の和:3040

約数の個数: 80

約数和(自身を含む): 504146304

約数和(自身を除く): 294845296

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 272, 296, 476, 518, 592, 629, 952, 1036, 1258, 1904, 2072, 2516, 2971, 4144, 4403, 5032, 5942, 8806, 10064, 11884, 17612, 20797, 23768, 35224, 41594, 47536, 50507, 70448, 83188, 101014, 109927, 166376, 202028, 219854, 332752, 353549, 404056, 439708, 707098, 769489, 808112, 879416, 1414196, 1538978, 1758832, 1868759, 2828392, 3077956, 3737518, 5656784, 6155912, 7475036, 12311824, 13081313, 14950072, 26162626, 29900144, 52325252, 104650504, 209301008]

約数ペア:

[(1, 209301008), (2, 104650504), (4, 52325252), (7, 29900144), (8, 26162626), (14, 14950072), (16, 13081313), (17, 12311824), (28, 7475036), (34, 6155912), (37, 5656784), (56, 3737518), (68, 3077956), (74, 2828392), (112, 1868759), (119, 1758832), (136, 1538978), (148, 1414196), (238, 879416), (259, 808112), (272, 769489), (296, 707098), (476, 439708), (518, 404056), (592, 353549), (629, 332752), (952, 219854), (1036, 202028), (1258, 166376), (1904, 109927), (2072, 101014), (2516, 83188), (2971, 70448), (4144, 50507), (4403, 47536), (5032, 41594), (5942, 35224), (8806, 23768), (10064, 20797), (11884, 17612)]