218456256

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 168

約数和(自身を含む): 638795776

約数和(自身を除く): 420339520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 124, 127, 136, 186, 192, 204, 248, 254, 272, 289, 372, 381, 408, 496, 508, 527, 544, 578, 744, 762, 816, 867, 992, 1016, 1054, 1088, 1156, 1488, 1524, 1581, 1632, 1734, 1984, 2032, 2108, 2159, 2312, 2976, 3048, 3162, 3264, 3468, 3937, 4064, 4216, 4318, 4624, 5952, 6096, 6324, 6477, 6936, 7874, 8128, 8432, 8636, 8959, 9248, 11811, 12192, 12648, 12954, 13872, 15748, 16864, 17272, 17918, 18496, 23622, 24384, 25296, 25908, 26877, 27744, 31496, 33728, 34544, 35836, 36703, 47244, 50592, 51816, 53754, 55488, 62992, 66929, 69088, 71672, 73406, 94488, 101184, 103632, 107508, 110109, 125984, 133858, 138176, 143344, 146812, 188976, 200787, 207264, 215016, 220218, 251968, 267716, 286688, 293624, 377952, 401574, 414528, 430032, 440436, 535432, 573376, 587248, 755904, 803148, 860064, 880872, 1070864, 1137793, 1174496, 1606296, 1720128, 1761744, 2141728, 2275586, 2348992, 3212592, 3413379, 3523488, 4283456, 4551172, 6425184, 6826758, 7046976, 9102344, 12850368, 13653516, 18204688, 27307032, 36409376, 54614064, 72818752, 109228128, 218456256]

約数ペア:

[(1, 218456256), (2, 109228128), (3, 72818752), (4, 54614064), (6, 36409376), (8, 27307032), (12, 18204688), (16, 13653516), (17, 12850368), (24, 9102344), (31, 7046976), (32, 6826758), (34, 6425184), (48, 4551172), (51, 4283456), (62, 3523488), (64, 3413379), (68, 3212592), (93, 2348992), (96, 2275586), (102, 2141728), (124, 1761744), (127, 1720128), (136, 1606296), (186, 1174496), (192, 1137793), (204, 1070864), (248, 880872), (254, 860064), (272, 803148), (289, 755904), (372, 587248), (381, 573376), (408, 535432), (496, 440436), (508, 430032), (527, 414528), (544, 401574), (578, 377952), (744, 293624), (762, 286688), (816, 267716), (867, 251968), (992, 220218), (1016, 215016), (1054, 207264), (1088, 200787), (1156, 188976), (1488, 146812), (1524, 143344), (1581, 138176), (1632, 133858), (1734, 125984), (1984, 110109), (2032, 107508), (2108, 103632), (2159, 101184), (2312, 94488), (2976, 73406), (3048, 71672), (3162, 69088), (3264, 66929), (3468, 62992), (3937, 55488), (4064, 53754), (4216, 51816), (4318, 50592), (4624, 47244), (5952, 36703), (6096, 35836), (6324, 34544), (6477, 33728), (6936, 31496), (7874, 27744), (8128, 26877), (8432, 25908), (8636, 25296), (8959, 24384), (9248, 23622), (11811, 18496), (12192, 17918), (12648, 17272), (12954, 16864), (13872, 15748)]