256513824

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 288

約数和(自身を含む): 892866240

約数和(自身を除く): 636352416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 73, 83, 84, 96, 98, 108, 112, 126, 144, 146, 147, 166, 168, 189, 196, 216, 219, 224, 249, 252, 288, 292, 294, 332, 336, 378, 392, 432, 438, 441, 498, 504, 511, 581, 584, 588, 657, 664, 672, 747, 756, 784, 864, 876, 882, 996, 1008, 1022, 1162, 1168, 1176, 1314, 1323, 1328, 1494, 1512, 1533, 1568, 1743, 1752, 1764, 1971, 1992, 2016, 2044, 2241, 2324, 2336, 2352, 2628, 2646, 2656, 2988, 3024, 3066, 3486, 3504, 3528, 3577, 3942, 3984, 4067, 4088, 4482, 4599, 4648, 4704, 5229, 5256, 5292, 5976, 6048, 6059, 6132, 6972, 7008, 7056, 7154, 7884, 7968, 8134, 8176, 8964, 9198, 9296, 10458, 10512, 10584, 10731, 11952, 12118, 12201, 12264, 13797, 13944, 14112, 14308, 15687, 15768, 16268, 16352, 17928, 18177, 18396, 18592, 20916, 21024, 21168, 21462, 23904, 24236, 24402, 24528, 27594, 27888, 28616, 31374, 31536, 32193, 32536, 35856, 36354, 36603, 36792, 41832, 42336, 42413, 42924, 48472, 48804, 49056, 54531, 55188, 55776, 57232, 62748, 63072, 64386, 65072, 71712, 72708, 73206, 73584, 83664, 84826, 85848, 96579, 96944, 97608, 109062, 109809, 110376, 114464, 125496, 127239, 128772, 130144, 145416, 146412, 147168, 163593, 167328, 169652, 171696, 193158, 193888, 195216, 218124, 219618, 220752, 250992, 254478, 257544, 290832, 292824, 296891, 327186, 339304, 343392, 381717, 386316, 390432, 436248, 439236, 441504, 501984, 508956, 515088, 581664, 585648, 593782, 654372, 678608, 763434, 772632, 872496, 878472, 890673, 1017912, 1030176, 1145151, 1171296, 1187564, 1308744, 1357216, 1526868, 1545264, 1744992, 1756944, 1781346, 2035824, 2290302, 2375128, 2617488, 2672019, 3053736, 3090528, 3513888, 3562692, 4071648, 4580604, 4750256, 5234976, 5344038, 6107472, 7125384, 8016057, 9161208, 9500512, 10688076, 12214944, 14250768, 16032114, 18322416, 21376152, 28501536, 32064228, 36644832, 42752304, 64128456, 85504608, 128256912, 256513824]

約数ペア:

[(1, 256513824), (2, 128256912), (3, 85504608), (4, 64128456), (6, 42752304), (7, 36644832), (8, 32064228), (9, 28501536), (12, 21376152), (14, 18322416), (16, 16032114), (18, 14250768), (21, 12214944), (24, 10688076), (27, 9500512), (28, 9161208), (32, 8016057), (36, 7125384), (42, 6107472), (48, 5344038), (49, 5234976), (54, 4750256), (56, 4580604), (63, 4071648), (72, 3562692), (73, 3513888), (83, 3090528), (84, 3053736), (96, 2672019), (98, 2617488), (108, 2375128), (112, 2290302), (126, 2035824), (144, 1781346), (146, 1756944), (147, 1744992), (166, 1545264), (168, 1526868), (189, 1357216), (196, 1308744), (216, 1187564), (219, 1171296), (224, 1145151), (249, 1030176), (252, 1017912), (288, 890673), (292, 878472), (294, 872496), (332, 772632), (336, 763434), (378, 678608), (392, 654372), (432, 593782), (438, 585648), (441, 581664), (498, 515088), (504, 508956), (511, 501984), (581, 441504), (584, 439236), (588, 436248), (657, 390432), (664, 386316), (672, 381717), (747, 343392), (756, 339304), (784, 327186), (864, 296891), (876, 292824), (882, 290832), (996, 257544), (1008, 254478), (1022, 250992), (1162, 220752), (1168, 219618), (1176, 218124), (1314, 195216), (1323, 193888), (1328, 193158), (1494, 171696), (1512, 169652), (1533, 167328), (1568, 163593), (1743, 147168), (1752, 146412), (1764, 145416), (1971, 130144), (1992, 128772), (2016, 127239), (2044, 125496), (2241, 114464), (2324, 110376), (2336, 109809), (2352, 109062), (2628, 97608), (2646, 96944), (2656, 96579), (2988, 85848), (3024, 84826), (3066, 83664), (3486, 73584), (3504, 73206), (3528, 72708), (3577, 71712), (3942, 65072), (3984, 64386), (4067, 63072), (4088, 62748), (4482, 57232), (4599, 55776), (4648, 55188), (4704, 54531), (5229, 49056), (5256, 48804), (5292, 48472), (5976, 42924), (6048, 42413), (6059, 42336), (6132, 41832), (6972, 36792), (7008, 36603), (7056, 36354), (7154, 35856), (7884, 32536), (7968, 32193), (8134, 31536), (8176, 31374), (8964, 28616), (9198, 27888), (9296, 27594), (10458, 24528), (10512, 24402), (10584, 24236), (10731, 23904), (11952, 21462), (12118, 21168), (12201, 21024), (12264, 20916), (13797, 18592), (13944, 18396), (14112, 18177), (14308, 17928), (15687, 16352), (15768, 16268)]