220481586

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:632

約数の個数: 96

約数和(自身を含む): 548009280

約数和(自身を除く): 327527694

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 101, 114, 117, 171, 202, 234, 247, 303, 342, 491, 494, 606, 741, 909, 982, 1313, 1473, 1482, 1818, 1919, 2223, 2626, 2946, 3838, 3939, 4419, 4446, 5757, 6383, 7878, 8838, 9329, 11514, 11817, 12766, 17271, 18658, 19149, 23634, 24947, 27987, 34542, 38298, 49591, 49894, 55974, 57447, 74841, 83961, 99182, 114894, 121277, 148773, 149682, 167922, 224523, 242554, 297546, 363831, 446319, 449046, 644683, 727662, 892638, 942229, 1091493, 1289366, 1884458, 1934049, 2182986, 2826687, 3868098, 5653374, 5802147, 8480061, 11604294, 12248977, 16960122, 24497954, 36746931, 73493862, 110240793, 220481586]

約数ペア:

[(1, 220481586), (2, 110240793), (3, 73493862), (6, 36746931), (9, 24497954), (13, 16960122), (18, 12248977), (19, 11604294), (26, 8480061), (38, 5802147), (39, 5653374), (57, 3868098), (78, 2826687), (101, 2182986), (114, 1934049), (117, 1884458), (171, 1289366), (202, 1091493), (234, 942229), (247, 892638), (303, 727662), (342, 644683), (491, 449046), (494, 446319), (606, 363831), (741, 297546), (909, 242554), (982, 224523), (1313, 167922), (1473, 149682), (1482, 148773), (1818, 121277), (1919, 114894), (2223, 99182), (2626, 83961), (2946, 74841), (3838, 57447), (3939, 55974), (4419, 49894), (4446, 49591), (5757, 38298), (6383, 34542), (7878, 27987), (8838, 24947), (9329, 23634), (11514, 19149), (11817, 18658), (12766, 17271)]