260858948

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 569963520

約数和(自身を除く): 309104572

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 79, 98, 119, 158, 196, 238, 316, 476, 553, 833, 991, 1106, 1343, 1666, 1982, 2212, 2686, 3332, 3871, 3964, 5372, 6937, 7742, 9401, 13874, 15484, 16847, 18802, 27748, 33694, 37604, 48559, 65807, 67388, 78289, 97118, 117929, 131614, 156578, 194236, 235858, 263228, 313156, 471716, 548023, 825503, 1096046, 1330913, 1651006, 2192092, 2661826, 3302012, 3836161, 5323652, 7672322, 9316391, 15344644, 18632782, 37265564, 65214737, 130429474, 260858948]

約数ペア:

[(1, 260858948), (2, 130429474), (4, 65214737), (7, 37265564), (14, 18632782), (17, 15344644), (28, 9316391), (34, 7672322), (49, 5323652), (68, 3836161), (79, 3302012), (98, 2661826), (119, 2192092), (158, 1651006), (196, 1330913), (238, 1096046), (316, 825503), (476, 548023), (553, 471716), (833, 313156), (991, 263228), (1106, 235858), (1343, 194236), (1666, 156578), (1982, 131614), (2212, 117929), (2686, 97118), (3332, 78289), (3871, 67388), (3964, 65807), (5372, 48559), (6937, 37604), (7742, 33694), (9401, 27748), (13874, 18802), (15484, 16847)]