268348808

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21683}}^1$

素因数の和:21726

約数の個数: 64

約数和(自身を含む): 655724160

約数和(自身を除く): 387375352

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 238, 364, 442, 476, 728, 884, 952, 1547, 1768, 3094, 6188, 12376, 21683, 43366, 86732, 151781, 173464, 281879, 303562, 368611, 563758, 607124, 737222, 1127516, 1214248, 1474444, 1973153, 2255032, 2580277, 2948888, 3946306, 4791943, 5160554, 7892612, 9583886, 10321108, 15785224, 19167772, 20642216, 33543601, 38335544, 67087202, 134174404, 268348808]

約数ペア:

[(1, 268348808), (2, 134174404), (4, 67087202), (7, 38335544), (8, 33543601), (13, 20642216), (14, 19167772), (17, 15785224), (26, 10321108), (28, 9583886), (34, 7892612), (52, 5160554), (56, 4791943), (68, 3946306), (91, 2948888), (104, 2580277), (119, 2255032), (136, 1973153), (182, 1474444), (221, 1214248), (238, 1127516), (364, 737222), (442, 607124), (476, 563758), (728, 368611), (884, 303562), (952, 281879), (1547, 173464), (1768, 151781), (3094, 86732), (6188, 43366), (12376, 21683)]