256690854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{409}}^1$

素因数の和:734

約数の個数: 96

約数和(自身を含む): 676952640

約数和(自身を除く): 420261786

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 293, 306, 357, 409, 586, 714, 818, 879, 1071, 1227, 1758, 2051, 2142, 2454, 2637, 2863, 3681, 4102, 4981, 5274, 5726, 6153, 6953, 7362, 8589, 9962, 12306, 13906, 14943, 17178, 18459, 20859, 25767, 29886, 34867, 36918, 41718, 44829, 48671, 51534, 62577, 69734, 89658, 97342, 104601, 119837, 125154, 146013, 209202, 239674, 292026, 313803, 359511, 438039, 627606, 719022, 838859, 876078, 1078533, 1677718, 2037229, 2157066, 2516577, 4074458, 5033154, 6111687, 7549731, 12223374, 14260603, 15099462, 18335061, 28521206, 36670122, 42781809, 85563618, 128345427, 256690854]

約数ペア:

[(1, 256690854), (2, 128345427), (3, 85563618), (6, 42781809), (7, 36670122), (9, 28521206), (14, 18335061), (17, 15099462), (18, 14260603), (21, 12223374), (34, 7549731), (42, 6111687), (51, 5033154), (63, 4074458), (102, 2516577), (119, 2157066), (126, 2037229), (153, 1677718), (238, 1078533), (293, 876078), (306, 838859), (357, 719022), (409, 627606), (586, 438039), (714, 359511), (818, 313803), (879, 292026), (1071, 239674), (1227, 209202), (1758, 146013), (2051, 125154), (2142, 119837), (2454, 104601), (2637, 97342), (2863, 89658), (3681, 69734), (4102, 62577), (4981, 51534), (5274, 48671), (5726, 44829), (6153, 41718), (6953, 36918), (7362, 34867), (8589, 29886), (9962, 25767), (12306, 20859), (13906, 18459), (14943, 17178)]