253844864

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:121

約数の個数: 256

約数和(自身を含む): 694579200

約数和(自身を除く): 440734336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 32, 37, 38, 52, 56, 62, 64, 74, 76, 91, 104, 112, 124, 128, 133, 148, 152, 182, 208, 217, 224, 247, 248, 259, 266, 296, 304, 364, 403, 416, 434, 448, 481, 494, 496, 518, 532, 589, 592, 608, 703, 728, 806, 832, 868, 896, 962, 988, 992, 1036, 1064, 1147, 1178, 1184, 1216, 1406, 1456, 1612, 1664, 1729, 1736, 1924, 1976, 1984, 2072, 2128, 2294, 2356, 2368, 2432, 2812, 2821, 2912, 3224, 3367, 3458, 3472, 3848, 3952, 3968, 4123, 4144, 4256, 4588, 4712, 4736, 4921, 5624, 5642, 5824, 6448, 6734, 6916, 6944, 7657, 7696, 7904, 8029, 8246, 8288, 8512, 9139, 9176, 9424, 9842, 11248, 11284, 11648, 12896, 13468, 13832, 13888, 14911, 15314, 15392, 15808, 16058, 16492, 16576, 17024, 18278, 18352, 18848, 19684, 21793, 22496, 22568, 25792, 26936, 27664, 27776, 29822, 30628, 30784, 31616, 32116, 32984, 33152, 36556, 36704, 37696, 39368, 43586, 44992, 45136, 51584, 53599, 53872, 55328, 59644, 61256, 61568, 63973, 64232, 65968, 73112, 73408, 75392, 78736, 87172, 89984, 90272, 104377, 107198, 107744, 110656, 119288, 122512, 127946, 128464, 131936, 146224, 146816, 152551, 157472, 174344, 180544, 208754, 214396, 215488, 221312, 238576, 245024, 255892, 256928, 263872, 283309, 292448, 305102, 314944, 348688, 361088, 417508, 428792, 430976, 477152, 490048, 511784, 513856, 527744, 566618, 584896, 610204, 629888, 697376, 835016, 857584, 954304, 980096, 1023568, 1027712, 1133236, 1169792, 1220408, 1394752, 1670032, 1715168, 1908608, 1983163, 2047136, 2266472, 2440816, 2789504, 3340064, 3430336, 3966326, 4094272, 4532944, 4881632, 6680128, 6860672, 7932652, 8188544, 9065888, 9763264, 13360256, 15865304, 18131776, 19526528, 31730608, 36263552, 63461216, 126922432, 253844864]

約数ペア:

[(1, 253844864), (2, 126922432), (4, 63461216), (7, 36263552), (8, 31730608), (13, 19526528), (14, 18131776), (16, 15865304), (19, 13360256), (26, 9763264), (28, 9065888), (31, 8188544), (32, 7932652), (37, 6860672), (38, 6680128), (52, 4881632), (56, 4532944), (62, 4094272), (64, 3966326), (74, 3430336), (76, 3340064), (91, 2789504), (104, 2440816), (112, 2266472), (124, 2047136), (128, 1983163), (133, 1908608), (148, 1715168), (152, 1670032), (182, 1394752), (208, 1220408), (217, 1169792), (224, 1133236), (247, 1027712), (248, 1023568), (259, 980096), (266, 954304), (296, 857584), (304, 835016), (364, 697376), (403, 629888), (416, 610204), (434, 584896), (448, 566618), (481, 527744), (494, 513856), (496, 511784), (518, 490048), (532, 477152), (589, 430976), (592, 428792), (608, 417508), (703, 361088), (728, 348688), (806, 314944), (832, 305102), (868, 292448), (896, 283309), (962, 263872), (988, 256928), (992, 255892), (1036, 245024), (1064, 238576), (1147, 221312), (1178, 215488), (1184, 214396), (1216, 208754), (1406, 180544), (1456, 174344), (1612, 157472), (1664, 152551), (1729, 146816), (1736, 146224), (1924, 131936), (1976, 128464), (1984, 127946), (2072, 122512), (2128, 119288), (2294, 110656), (2356, 107744), (2368, 107198), (2432, 104377), (2812, 90272), (2821, 89984), (2912, 87172), (3224, 78736), (3367, 75392), (3458, 73408), (3472, 73112), (3848, 65968), (3952, 64232), (3968, 63973), (4123, 61568), (4144, 61256), (4256, 59644), (4588, 55328), (4712, 53872), (4736, 53599), (4921, 51584), (5624, 45136), (5642, 44992), (5824, 43586), (6448, 39368), (6734, 37696), (6916, 36704), (6944, 36556), (7657, 33152), (7696, 32984), (7904, 32116), (8029, 31616), (8246, 30784), (8288, 30628), (8512, 29822), (9139, 27776), (9176, 27664), (9424, 26936), (9842, 25792), (11248, 22568), (11284, 22496), (11648, 21793), (12896, 19684), (13468, 18848), (13832, 18352), (13888, 18278), (14911, 17024), (15314, 16576), (15392, 16492), (15808, 16058)]