668070080

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{541}}^1$

素因数の和:802

約数の個数: 112

約数和(自身を含む): 1694968416

約数和(自身を除く): 1026898336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 227, 272, 320, 340, 454, 541, 544, 680, 908, 1082, 1088, 1135, 1360, 1816, 2164, 2270, 2705, 2720, 3632, 3859, 4328, 4540, 5410, 5440, 7264, 7718, 8656, 9080, 9197, 10820, 14528, 15436, 17312, 18160, 18394, 19295, 21640, 30872, 34624, 36320, 36788, 38590, 43280, 45985, 61744, 72640, 73576, 77180, 86560, 91970, 122807, 123488, 147152, 154360, 173120, 183940, 245614, 246976, 294304, 308720, 367880, 491228, 588608, 614035, 617440, 735760, 982456, 1228070, 1234880, 1471520, 1964912, 2087719, 2456140, 2943040, 3929824, 4175438, 4912280, 7859648, 8350876, 9824560, 10438595, 16701752, 19649120, 20877190, 33403504, 39298240, 41754380, 66807008, 83508760, 133614016, 167017520, 334035040, 668070080]

約数ペア:

[(1, 668070080), (2, 334035040), (4, 167017520), (5, 133614016), (8, 83508760), (10, 66807008), (16, 41754380), (17, 39298240), (20, 33403504), (32, 20877190), (34, 19649120), (40, 16701752), (64, 10438595), (68, 9824560), (80, 8350876), (85, 7859648), (136, 4912280), (160, 4175438), (170, 3929824), (227, 2943040), (272, 2456140), (320, 2087719), (340, 1964912), (454, 1471520), (541, 1234880), (544, 1228070), (680, 982456), (908, 735760), (1082, 617440), (1088, 614035), (1135, 588608), (1360, 491228), (1816, 367880), (2164, 308720), (2270, 294304), (2705, 246976), (2720, 245614), (3632, 183940), (3859, 173120), (4328, 154360), (4540, 147152), (5410, 123488), (5440, 122807), (7264, 91970), (7718, 86560), (8656, 77180), (9080, 73576), (9197, 72640), (10820, 61744), (14528, 45985), (15436, 43280), (17312, 38590), (18160, 36788), (18394, 36320), (19295, 34624), (21640, 30872)]