420601944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 1241049600

約数和(自身を除く): 820447656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 227, 246, 269, 287, 328, 454, 492, 538, 574, 681, 807, 861, 908, 984, 1076, 1148, 1362, 1589, 1614, 1722, 1816, 1883, 2152, 2296, 2724, 3178, 3228, 3444, 3766, 4767, 5448, 5649, 6356, 6456, 6888, 7532, 9307, 9534, 11029, 11298, 12712, 15064, 18614, 19068, 22058, 22596, 27921, 33087, 37228, 38136, 44116, 45192, 55842, 61063, 65149, 66174, 74456, 77203, 88232, 111684, 122126, 130298, 132348, 154406, 183189, 195447, 223368, 231609, 244252, 260596, 264696, 308812, 366378, 390894, 427441, 463218, 488504, 521192, 617624, 732756, 781788, 854882, 926436, 1282323, 1465512, 1563576, 1709764, 1852872, 2503583, 2564646, 3419528, 5007166, 5129292, 7510749, 10014332, 10258584, 15021498, 17525081, 20028664, 30042996, 35050162, 52575243, 60085992, 70100324, 105150486, 140200648, 210300972, 420601944]

約数ペア:

[(1, 420601944), (2, 210300972), (3, 140200648), (4, 105150486), (6, 70100324), (7, 60085992), (8, 52575243), (12, 35050162), (14, 30042996), (21, 20028664), (24, 17525081), (28, 15021498), (41, 10258584), (42, 10014332), (56, 7510749), (82, 5129292), (84, 5007166), (123, 3419528), (164, 2564646), (168, 2503583), (227, 1852872), (246, 1709764), (269, 1563576), (287, 1465512), (328, 1282323), (454, 926436), (492, 854882), (538, 781788), (574, 732756), (681, 617624), (807, 521192), (861, 488504), (908, 463218), (984, 427441), (1076, 390894), (1148, 366378), (1362, 308812), (1589, 264696), (1614, 260596), (1722, 244252), (1816, 231609), (1883, 223368), (2152, 195447), (2296, 183189), (2724, 154406), (3178, 132348), (3228, 130298), (3444, 122126), (3766, 111684), (4767, 88232), (5448, 77203), (5649, 74456), (6356, 66174), (6456, 65149), (6888, 61063), (7532, 55842), (9307, 45192), (9534, 44116), (11029, 38136), (11298, 37228), (12712, 33087), (15064, 27921), (18614, 22596), (19068, 22058)]