255810016

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 192

約数和(自身を含む): 689762304

約数和(自身を除く): 433952288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 31, 32, 34, 44, 56, 62, 68, 77, 88, 112, 119, 124, 136, 154, 176, 187, 197, 217, 224, 238, 248, 272, 308, 341, 352, 374, 394, 434, 476, 496, 527, 544, 616, 682, 748, 788, 868, 952, 992, 1054, 1232, 1309, 1364, 1379, 1496, 1576, 1736, 1904, 2108, 2167, 2387, 2464, 2618, 2728, 2758, 2992, 3152, 3349, 3472, 3689, 3808, 4216, 4334, 4774, 5236, 5456, 5516, 5797, 5984, 6107, 6304, 6698, 6944, 7378, 8432, 8668, 9548, 10472, 10912, 11032, 11594, 12214, 13396, 14756, 15169, 16864, 17336, 19096, 20944, 22064, 23188, 23443, 24428, 26792, 29512, 30338, 34672, 36839, 38192, 40579, 41888, 42749, 44128, 46376, 46886, 48856, 53584, 59024, 60676, 67177, 69344, 73678, 76384, 81158, 85498, 92752, 93772, 97712, 103819, 107168, 118048, 121352, 134354, 147356, 162316, 170996, 185504, 187544, 195424, 207638, 242704, 257873, 268708, 294712, 324632, 341992, 375088, 415276, 470239, 485408, 515746, 537416, 589424, 649264, 683984, 726733, 750176, 830552, 940478, 1031492, 1074832, 1142009, 1178848, 1298528, 1367968, 1453466, 1661104, 1880956, 2062984, 2149664, 2284018, 2906932, 3322208, 3761912, 4125968, 4568036, 5813864, 7523824, 7994063, 8251936, 9136072, 11627728, 15047648, 15988126, 18272144, 23255456, 31976252, 36544288, 63952504, 127905008, 255810016]

約数ペア:

[(1, 255810016), (2, 127905008), (4, 63952504), (7, 36544288), (8, 31976252), (11, 23255456), (14, 18272144), (16, 15988126), (17, 15047648), (22, 11627728), (28, 9136072), (31, 8251936), (32, 7994063), (34, 7523824), (44, 5813864), (56, 4568036), (62, 4125968), (68, 3761912), (77, 3322208), (88, 2906932), (112, 2284018), (119, 2149664), (124, 2062984), (136, 1880956), (154, 1661104), (176, 1453466), (187, 1367968), (197, 1298528), (217, 1178848), (224, 1142009), (238, 1074832), (248, 1031492), (272, 940478), (308, 830552), (341, 750176), (352, 726733), (374, 683984), (394, 649264), (434, 589424), (476, 537416), (496, 515746), (527, 485408), (544, 470239), (616, 415276), (682, 375088), (748, 341992), (788, 324632), (868, 294712), (952, 268708), (992, 257873), (1054, 242704), (1232, 207638), (1309, 195424), (1364, 187544), (1379, 185504), (1496, 170996), (1576, 162316), (1736, 147356), (1904, 134354), (2108, 121352), (2167, 118048), (2387, 107168), (2464, 103819), (2618, 97712), (2728, 93772), (2758, 92752), (2992, 85498), (3152, 81158), (3349, 76384), (3472, 73678), (3689, 69344), (3808, 67177), (4216, 60676), (4334, 59024), (4774, 53584), (5236, 48856), (5456, 46886), (5516, 46376), (5797, 44128), (5984, 42749), (6107, 41888), (6304, 40579), (6698, 38192), (6944, 36839), (7378, 34672), (8432, 30338), (8668, 29512), (9548, 26792), (10472, 24428), (10912, 23443), (11032, 23188), (11594, 22064), (12214, 20944), (13396, 19096), (14756, 17336), (15169, 16864)]