215682824

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 475088640

約数和(自身を除く): 259405816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 103, 122, 206, 244, 412, 427, 488, 613, 721, 824, 854, 1226, 1442, 1708, 2452, 2884, 3416, 4291, 4904, 5768, 6283, 8582, 12566, 17164, 25132, 34328, 37393, 43981, 50264, 63139, 74786, 87962, 126278, 149572, 175924, 252556, 261751, 299144, 351848, 441973, 505112, 523502, 883946, 1047004, 1767892, 2094008, 3535784, 3851479, 7702958, 15405916, 26960353, 30811832, 53920706, 107841412, 215682824]

約数ペア:

[(1, 215682824), (2, 107841412), (4, 53920706), (7, 30811832), (8, 26960353), (14, 15405916), (28, 7702958), (56, 3851479), (61, 3535784), (103, 2094008), (122, 1767892), (206, 1047004), (244, 883946), (412, 523502), (427, 505112), (488, 441973), (613, 351848), (721, 299144), (824, 261751), (854, 252556), (1226, 175924), (1442, 149572), (1708, 126278), (2452, 87962), (2884, 74786), (3416, 63139), (4291, 50264), (4904, 43981), (5768, 37393), (6283, 34328), (8582, 25132), (12566, 17164)]