639128448

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{911}}^1$

素因数の和:970

約数の個数: 256

約数和(自身を含む): 2232576000

約数和(自身を除く): 1593447552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 32, 36, 42, 48, 54, 56, 58, 63, 64, 72, 84, 87, 96, 108, 112, 116, 126, 128, 144, 168, 174, 189, 192, 203, 216, 224, 232, 252, 261, 288, 336, 348, 378, 384, 406, 432, 448, 464, 504, 522, 576, 609, 672, 696, 756, 783, 812, 864, 896, 911, 928, 1008, 1044, 1152, 1218, 1344, 1392, 1512, 1566, 1624, 1728, 1822, 1827, 1856, 2016, 2088, 2436, 2688, 2733, 2784, 3024, 3132, 3248, 3456, 3644, 3654, 3712, 4032, 4176, 4872, 5466, 5481, 5568, 6048, 6264, 6377, 6496, 7288, 7308, 8064, 8199, 8352, 9744, 10932, 10962, 11136, 12096, 12528, 12754, 12992, 14576, 14616, 16398, 16704, 19131, 19488, 21864, 21924, 24192, 24597, 25056, 25508, 25984, 26419, 29152, 29232, 32796, 33408, 38262, 38976, 43728, 43848, 49194, 50112, 51016, 52838, 57393, 58304, 58464, 65592, 76524, 77952, 79257, 87456, 87696, 98388, 100224, 102032, 105676, 114786, 116608, 116928, 131184, 153048, 158514, 172179, 174912, 175392, 184933, 196776, 204064, 211352, 229572, 233856, 237771, 262368, 306096, 317028, 344358, 349824, 350784, 369866, 393552, 408128, 422704, 459144, 475542, 524736, 554799, 612192, 634056, 688716, 701568, 713313, 739732, 787104, 816256, 845408, 918288, 951084, 1049472, 1109598, 1224384, 1268112, 1377432, 1426626, 1479464, 1574208, 1664397, 1690816, 1836576, 1902168, 2219196, 2448768, 2536224, 2754864, 2853252, 2958928, 3148416, 3328794, 3381632, 3673152, 3804336, 4438392, 4993191, 5072448, 5509728, 5706504, 5917856, 6657588, 7346304, 7608672, 8876784, 9986382, 10144896, 11019456, 11413008, 11835712, 13315176, 15217344, 17753568, 19972764, 22038912, 22826016, 23671424, 26630352, 30434688, 35507136, 39945528, 45652032, 53260704, 71014272, 79891056, 91304064, 106521408, 159782112, 213042816, 319564224, 639128448]

約数ペア:

[(1, 639128448), (2, 319564224), (3, 213042816), (4, 159782112), (6, 106521408), (7, 91304064), (8, 79891056), (9, 71014272), (12, 53260704), (14, 45652032), (16, 39945528), (18, 35507136), (21, 30434688), (24, 26630352), (27, 23671424), (28, 22826016), (29, 22038912), (32, 19972764), (36, 17753568), (42, 15217344), (48, 13315176), (54, 11835712), (56, 11413008), (58, 11019456), (63, 10144896), (64, 9986382), (72, 8876784), (84, 7608672), (87, 7346304), (96, 6657588), (108, 5917856), (112, 5706504), (116, 5509728), (126, 5072448), (128, 4993191), (144, 4438392), (168, 3804336), (174, 3673152), (189, 3381632), (192, 3328794), (203, 3148416), (216, 2958928), (224, 2853252), (232, 2754864), (252, 2536224), (261, 2448768), (288, 2219196), (336, 1902168), (348, 1836576), (378, 1690816), (384, 1664397), (406, 1574208), (432, 1479464), (448, 1426626), (464, 1377432), (504, 1268112), (522, 1224384), (576, 1109598), (609, 1049472), (672, 951084), (696, 918288), (756, 845408), (783, 816256), (812, 787104), (864, 739732), (896, 713313), (911, 701568), (928, 688716), (1008, 634056), (1044, 612192), (1152, 554799), (1218, 524736), (1344, 475542), (1392, 459144), (1512, 422704), (1566, 408128), (1624, 393552), (1728, 369866), (1822, 350784), (1827, 349824), (1856, 344358), (2016, 317028), (2088, 306096), (2436, 262368), (2688, 237771), (2733, 233856), (2784, 229572), (3024, 211352), (3132, 204064), (3248, 196776), (3456, 184933), (3644, 175392), (3654, 174912), (3712, 172179), (4032, 158514), (4176, 153048), (4872, 131184), (5466, 116928), (5481, 116608), (5568, 114786), (6048, 105676), (6264, 102032), (6377, 100224), (6496, 98388), (7288, 87696), (7308, 87456), (8064, 79257), (8199, 77952), (8352, 76524), (9744, 65592), (10932, 58464), (10962, 58304), (11136, 57393), (12096, 52838), (12528, 51016), (12754, 50112), (12992, 49194), (14576, 43848), (14616, 43728), (16398, 38976), (16704, 38262), (19131, 33408), (19488, 32796), (21864, 29232), (21924, 29152), (24192, 26419), (24597, 25984), (25056, 25508)]