2008170724

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 4464331200

約数和(自身を除く): 2456160476

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 73, 76, 83, 89, 98, 133, 146, 166, 178, 196, 266, 292, 332, 356, 511, 532, 581, 623, 931, 1022, 1162, 1246, 1387, 1577, 1691, 1862, 2044, 2324, 2492, 2774, 3154, 3382, 3577, 3724, 4067, 4361, 5548, 6059, 6308, 6497, 6764, 7154, 7387, 8134, 8722, 9709, 11039, 11837, 12118, 12994, 14308, 14774, 16268, 17444, 19418, 22078, 23674, 24236, 25988, 29548, 38836, 42413, 44156, 45479, 47348, 51709, 67963, 77273, 82859, 84826, 90958, 103418, 115121, 123443, 135926, 140353, 154546, 165718, 169652, 181916, 206836, 230242, 246886, 271852, 280706, 296891, 309092, 318353, 331436, 361963, 460484, 493772, 539251, 561412, 593782, 636706, 723926, 805847, 864101, 982471, 1078502, 1187564, 1273412, 1447852, 1611694, 1728202, 1964942, 2157004, 3223388, 3456404, 3774757, 3929884, 5640929, 6048707, 6877297, 7549514, 10245769, 11281858, 12097414, 13754594, 15099028, 20491538, 22563716, 24194828, 26423299, 27509188, 40983076, 52846598, 71720383, 105693196, 143440766, 286881532, 502042681, 1004085362, 2008170724]

約数ペア:

[(1, 2008170724), (2, 1004085362), (4, 502042681), (7, 286881532), (14, 143440766), (19, 105693196), (28, 71720383), (38, 52846598), (49, 40983076), (73, 27509188), (76, 26423299), (83, 24194828), (89, 22563716), (98, 20491538), (133, 15099028), (146, 13754594), (166, 12097414), (178, 11281858), (196, 10245769), (266, 7549514), (292, 6877297), (332, 6048707), (356, 5640929), (511, 3929884), (532, 3774757), (581, 3456404), (623, 3223388), (931, 2157004), (1022, 1964942), (1162, 1728202), (1246, 1611694), (1387, 1447852), (1577, 1273412), (1691, 1187564), (1862, 1078502), (2044, 982471), (2324, 864101), (2492, 805847), (2774, 723926), (3154, 636706), (3382, 593782), (3577, 561412), (3724, 539251), (4067, 493772), (4361, 460484), (5548, 361963), (6059, 331436), (6308, 318353), (6497, 309092), (6764, 296891), (7154, 280706), (7387, 271852), (8134, 246886), (8722, 230242), (9709, 206836), (11039, 181916), (11837, 169652), (12118, 165718), (12994, 154546), (14308, 140353), (14774, 135926), (16268, 123443), (17444, 115121), (19418, 103418), (22078, 90958), (23674, 84826), (24236, 82859), (25988, 77273), (29548, 67963), (38836, 51709), (42413, 47348), (44156, 45479)]