256082148

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:704

約数の個数: 144

約数和(自身を含む): 781033344

約数和(自身を除く): 524951196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 61, 63, 81, 84, 108, 122, 126, 162, 183, 189, 243, 244, 252, 324, 366, 378, 427, 486, 549, 567, 617, 732, 756, 854, 972, 1098, 1134, 1234, 1281, 1647, 1701, 1708, 1851, 2196, 2268, 2468, 2562, 3294, 3402, 3702, 3843, 4319, 4941, 5124, 5553, 6588, 6804, 7404, 7686, 8638, 9882, 11106, 11529, 12957, 14823, 15372, 16659, 17276, 19764, 22212, 23058, 25914, 29646, 33318, 34587, 37637, 38871, 46116, 49977, 51828, 59292, 66636, 69174, 75274, 77742, 99954, 103761, 112911, 116613, 138348, 149931, 150548, 155484, 199908, 207522, 225822, 233226, 263459, 299862, 338733, 349839, 415044, 451644, 466452, 526918, 599724, 677466, 699678, 790377, 1016199, 1049517, 1053836, 1354932, 1399356, 1580754, 2032398, 2099034, 2371131, 3048597, 3161508, 4064796, 4198068, 4742262, 6097194, 7113393, 9145791, 9484524, 12194388, 14226786, 18291582, 21340179, 28453572, 36583164, 42680358, 64020537, 85360716, 128041074, 256082148]

約数ペア:

[(1, 256082148), (2, 128041074), (3, 85360716), (4, 64020537), (6, 42680358), (7, 36583164), (9, 28453572), (12, 21340179), (14, 18291582), (18, 14226786), (21, 12194388), (27, 9484524), (28, 9145791), (36, 7113393), (42, 6097194), (54, 4742262), (61, 4198068), (63, 4064796), (81, 3161508), (84, 3048597), (108, 2371131), (122, 2099034), (126, 2032398), (162, 1580754), (183, 1399356), (189, 1354932), (243, 1053836), (244, 1049517), (252, 1016199), (324, 790377), (366, 699678), (378, 677466), (427, 599724), (486, 526918), (549, 466452), (567, 451644), (617, 415044), (732, 349839), (756, 338733), (854, 299862), (972, 263459), (1098, 233226), (1134, 225822), (1234, 207522), (1281, 199908), (1647, 155484), (1701, 150548), (1708, 149931), (1851, 138348), (2196, 116613), (2268, 112911), (2468, 103761), (2562, 99954), (3294, 77742), (3402, 75274), (3702, 69174), (3843, 66636), (4319, 59292), (4941, 51828), (5124, 49977), (5553, 46116), (6588, 38871), (6804, 37637), (7404, 34587), (7686, 33318), (8638, 29646), (9882, 25914), (11106, 23058), (11529, 22212), (12957, 19764), (14823, 17276), (15372, 16659)]