261569448

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 831224160

約数和(自身を除く): 569654712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 151, 168, 196, 252, 294, 302, 392, 441, 453, 491, 504, 588, 604, 882, 906, 982, 1057, 1176, 1208, 1359, 1473, 1764, 1812, 1964, 2114, 2718, 2946, 3171, 3437, 3528, 3624, 3928, 4228, 4419, 5436, 5892, 6342, 6874, 7399, 8456, 8838, 9513, 10311, 10872, 11784, 12684, 13748, 14798, 17676, 19026, 20622, 22197, 24059, 25368, 27496, 29596, 30933, 35352, 38052, 41244, 44394, 48118, 59192, 61866, 66591, 72177, 74141, 76104, 82488, 88788, 96236, 123732, 133182, 144354, 148282, 177576, 192472, 216531, 222423, 247464, 266364, 288708, 296564, 433062, 444846, 518987, 532728, 577416, 593128, 667269, 866124, 889692, 1037974, 1334538, 1556961, 1732248, 1779384, 2075948, 2669076, 3113922, 3632909, 4151896, 4670883, 5338152, 6227844, 7265818, 9341766, 10898727, 12455688, 14531636, 18683532, 21797454, 29063272, 32696181, 37367064, 43594908, 65392362, 87189816, 130784724, 261569448]

約数ペア:

[(1, 261569448), (2, 130784724), (3, 87189816), (4, 65392362), (6, 43594908), (7, 37367064), (8, 32696181), (9, 29063272), (12, 21797454), (14, 18683532), (18, 14531636), (21, 12455688), (24, 10898727), (28, 9341766), (36, 7265818), (42, 6227844), (49, 5338152), (56, 4670883), (63, 4151896), (72, 3632909), (84, 3113922), (98, 2669076), (126, 2075948), (147, 1779384), (151, 1732248), (168, 1556961), (196, 1334538), (252, 1037974), (294, 889692), (302, 866124), (392, 667269), (441, 593128), (453, 577416), (491, 532728), (504, 518987), (588, 444846), (604, 433062), (882, 296564), (906, 288708), (982, 266364), (1057, 247464), (1176, 222423), (1208, 216531), (1359, 192472), (1473, 177576), (1764, 148282), (1812, 144354), (1964, 133182), (2114, 123732), (2718, 96236), (2946, 88788), (3171, 82488), (3437, 76104), (3528, 74141), (3624, 72177), (3928, 66591), (4228, 61866), (4419, 59192), (5436, 48118), (5892, 44394), (6342, 41244), (6874, 38052), (7399, 35352), (8456, 30933), (8838, 29596), (9513, 27496), (10311, 25368), (10872, 24059), (11784, 22197), (12684, 20622), (13748, 19026), (14798, 17676)]