254810080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 192

約数和(自身を含む): 731566080

約数和(自身を除く): 476756000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 41, 56, 62, 70, 80, 82, 112, 124, 140, 155, 160, 164, 179, 205, 217, 224, 248, 280, 287, 310, 328, 358, 410, 434, 496, 560, 574, 620, 656, 716, 820, 868, 895, 992, 1085, 1120, 1148, 1240, 1253, 1271, 1312, 1432, 1435, 1640, 1736, 1790, 2170, 2296, 2480, 2506, 2542, 2864, 2870, 3280, 3472, 3580, 4340, 4592, 4960, 5012, 5084, 5549, 5728, 5740, 6265, 6355, 6560, 6944, 7160, 7339, 8680, 8897, 9184, 10024, 10168, 11098, 11480, 12530, 12710, 14320, 14678, 17360, 17794, 20048, 20336, 22196, 22960, 25060, 25420, 27745, 28640, 29356, 34720, 35588, 36695, 38843, 40096, 40672, 44392, 44485, 45920, 50120, 50840, 51373, 55490, 58712, 71176, 73390, 77686, 88784, 88970, 100240, 101680, 102746, 110980, 117424, 142352, 146780, 155372, 177568, 177940, 194215, 200480, 203360, 205492, 221960, 227509, 234848, 256865, 284704, 293560, 310744, 355880, 388430, 410984, 443920, 455018, 513730, 587120, 621488, 711760, 776860, 821968, 887840, 910036, 1027460, 1137545, 1174240, 1242976, 1423520, 1553720, 1592563, 1643936, 1820072, 2054920, 2275090, 3107440, 3185126, 3640144, 4109840, 4550180, 6214880, 6370252, 7280288, 7962815, 8219680, 9100360, 12740504, 15925630, 18200720, 25481008, 31851260, 36401440, 50962016, 63702520, 127405040, 254810080]

約数ペア:

[(1, 254810080), (2, 127405040), (4, 63702520), (5, 50962016), (7, 36401440), (8, 31851260), (10, 25481008), (14, 18200720), (16, 15925630), (20, 12740504), (28, 9100360), (31, 8219680), (32, 7962815), (35, 7280288), (40, 6370252), (41, 6214880), (56, 4550180), (62, 4109840), (70, 3640144), (80, 3185126), (82, 3107440), (112, 2275090), (124, 2054920), (140, 1820072), (155, 1643936), (160, 1592563), (164, 1553720), (179, 1423520), (205, 1242976), (217, 1174240), (224, 1137545), (248, 1027460), (280, 910036), (287, 887840), (310, 821968), (328, 776860), (358, 711760), (410, 621488), (434, 587120), (496, 513730), (560, 455018), (574, 443920), (620, 410984), (656, 388430), (716, 355880), (820, 310744), (868, 293560), (895, 284704), (992, 256865), (1085, 234848), (1120, 227509), (1148, 221960), (1240, 205492), (1253, 203360), (1271, 200480), (1312, 194215), (1432, 177940), (1435, 177568), (1640, 155372), (1736, 146780), (1790, 142352), (2170, 117424), (2296, 110980), (2480, 102746), (2506, 101680), (2542, 100240), (2864, 88970), (2870, 88784), (3280, 77686), (3472, 73390), (3580, 71176), (4340, 58712), (4592, 55490), (4960, 51373), (5012, 50840), (5084, 50120), (5549, 45920), (5728, 44485), (5740, 44392), (6265, 40672), (6355, 40096), (6560, 38843), (6944, 36695), (7160, 35588), (7339, 34720), (8680, 29356), (8897, 28640), (9184, 27745), (10024, 25420), (10168, 25060), (11098, 22960), (11480, 22196), (12530, 20336), (12710, 20048), (14320, 17794), (14678, 17360)]