668934224

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{859}}^1$

素因数の和:1300

約数の個数: 80

約数和(自身を含む): 1574006400

約数和(自身を除く): 905072176

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 409, 476, 818, 859, 952, 1636, 1718, 1904, 2863, 3272, 3436, 5726, 6013, 6544, 6872, 6953, 11452, 12026, 13744, 13906, 14603, 22904, 24052, 27812, 29206, 45808, 48104, 48671, 55624, 58412, 96208, 97342, 102221, 111248, 116824, 194684, 204442, 233648, 351331, 389368, 408884, 702662, 778736, 817768, 1405324, 1635536, 2459317, 2810648, 4918634, 5621296, 5972627, 9837268, 11945254, 19674536, 23890508, 39349072, 41808389, 47781016, 83616778, 95562032, 167233556, 334467112, 668934224]

約数ペア:

[(1, 668934224), (2, 334467112), (4, 167233556), (7, 95562032), (8, 83616778), (14, 47781016), (16, 41808389), (17, 39349072), (28, 23890508), (34, 19674536), (56, 11945254), (68, 9837268), (112, 5972627), (119, 5621296), (136, 4918634), (238, 2810648), (272, 2459317), (409, 1635536), (476, 1405324), (818, 817768), (859, 778736), (952, 702662), (1636, 408884), (1718, 389368), (1904, 351331), (2863, 233648), (3272, 204442), (3436, 194684), (5726, 116824), (6013, 111248), (6544, 102221), (6872, 97342), (6953, 96208), (11452, 58412), (12026, 55624), (13744, 48671), (13906, 48104), (14603, 45808), (22904, 29206), (24052, 27812)]