218156988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{673}}^1$

素因数の和:931

約数の個数: 96

約数和(自身を含む): 619605504

約数和(自身を除く): 401448516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 227, 238, 357, 454, 476, 673, 681, 714, 908, 1346, 1362, 1428, 1589, 2019, 2692, 2724, 3178, 3859, 4038, 4711, 4767, 6356, 7718, 8076, 9422, 9534, 11441, 11577, 14133, 15436, 18844, 19068, 22882, 23154, 27013, 28266, 34323, 45764, 46308, 54026, 56532, 68646, 80087, 81039, 108052, 137292, 152771, 160174, 162078, 240261, 305542, 320348, 324156, 458313, 480522, 611084, 916626, 961044, 1069397, 1833252, 2138794, 2597107, 3208191, 4277588, 5194214, 6416382, 7791321, 10388428, 12832764, 15582642, 18179749, 31165284, 36359498, 54539247, 72718996, 109078494, 218156988]

約数ペア:

[(1, 218156988), (2, 109078494), (3, 72718996), (4, 54539247), (6, 36359498), (7, 31165284), (12, 18179749), (14, 15582642), (17, 12832764), (21, 10388428), (28, 7791321), (34, 6416382), (42, 5194214), (51, 4277588), (68, 3208191), (84, 2597107), (102, 2138794), (119, 1833252), (204, 1069397), (227, 961044), (238, 916626), (357, 611084), (454, 480522), (476, 458313), (673, 324156), (681, 320348), (714, 305542), (908, 240261), (1346, 162078), (1362, 160174), (1428, 152771), (1589, 137292), (2019, 108052), (2692, 81039), (2724, 80087), (3178, 68646), (3859, 56532), (4038, 54026), (4711, 46308), (4767, 45764), (6356, 34323), (7718, 28266), (8076, 27013), (9422, 23154), (9534, 22882), (11441, 19068), (11577, 18844), (14133, 15436)]