255825216

素因数分解:

$2^6\times 3^4\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:894

約数の個数: 140

約数和(自身を含む): 771730740

約数和(自身を除く): 515905524

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 81, 96, 108, 122, 144, 162, 183, 192, 216, 244, 288, 324, 366, 432, 488, 549, 576, 648, 732, 809, 864, 976, 1098, 1296, 1464, 1618, 1647, 1728, 1952, 2196, 2427, 2592, 2928, 3236, 3294, 3904, 4392, 4854, 4941, 5184, 5856, 6472, 6588, 7281, 8784, 9708, 9882, 11712, 12944, 13176, 14562, 17568, 19416, 19764, 21843, 25888, 26352, 29124, 35136, 38832, 39528, 43686, 49349, 51776, 52704, 58248, 65529, 77664, 79056, 87372, 98698, 105408, 116496, 131058, 148047, 155328, 158112, 174744, 197396, 232992, 262116, 296094, 316224, 349488, 394792, 444141, 465984, 524232, 592188, 698976, 789584, 888282, 1048464, 1184376, 1332423, 1397952, 1579168, 1776564, 2096928, 2368752, 2664846, 3158336, 3553128, 3997269, 4193856, 4737504, 5329692, 7106256, 7994538, 9475008, 10659384, 14212512, 15989076, 21318768, 28425024, 31978152, 42637536, 63956304, 85275072, 127912608, 255825216]

約数ペア:

[(1, 255825216), (2, 127912608), (3, 85275072), (4, 63956304), (6, 42637536), (8, 31978152), (9, 28425024), (12, 21318768), (16, 15989076), (18, 14212512), (24, 10659384), (27, 9475008), (32, 7994538), (36, 7106256), (48, 5329692), (54, 4737504), (61, 4193856), (64, 3997269), (72, 3553128), (81, 3158336), (96, 2664846), (108, 2368752), (122, 2096928), (144, 1776564), (162, 1579168), (183, 1397952), (192, 1332423), (216, 1184376), (244, 1048464), (288, 888282), (324, 789584), (366, 698976), (432, 592188), (488, 524232), (549, 465984), (576, 444141), (648, 394792), (732, 349488), (809, 316224), (864, 296094), (976, 262116), (1098, 232992), (1296, 197396), (1464, 174744), (1618, 158112), (1647, 155328), (1728, 148047), (1952, 131058), (2196, 116496), (2427, 105408), (2592, 98698), (2928, 87372), (3236, 79056), (3294, 77664), (3904, 65529), (4392, 58248), (4854, 52704), (4941, 51776), (5184, 49349), (5856, 43686), (6472, 39528), (6588, 38832), (7281, 35136), (8784, 29124), (9708, 26352), (9882, 25888), (11712, 21843), (12944, 19764), (13176, 19416), (14562, 17568)]