639130968

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2222

約数の個数: 192

約数和(自身を含む): 2150553600

約数和(自身を除く): 1511422632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 31, 36, 38, 42, 56, 57, 62, 63, 72, 76, 84, 93, 114, 124, 126, 133, 152, 168, 171, 186, 217, 228, 248, 252, 266, 279, 342, 372, 399, 434, 456, 504, 532, 558, 589, 651, 684, 744, 798, 868, 1064, 1116, 1178, 1197, 1302, 1368, 1596, 1736, 1767, 1953, 2153, 2232, 2356, 2394, 2604, 3192, 3534, 3906, 4123, 4306, 4712, 4788, 5208, 5301, 6459, 7068, 7812, 8246, 8612, 9576, 10602, 12369, 12918, 14136, 15071, 15624, 16492, 17224, 19377, 21204, 24738, 25836, 30142, 32984, 37107, 38754, 40907, 42408, 45213, 49476, 51672, 60284, 66743, 74214, 77508, 81814, 90426, 98952, 120568, 122721, 133486, 135639, 148428, 155016, 163628, 180852, 200229, 245442, 266972, 271278, 286349, 296856, 327256, 361704, 368163, 400458, 467201, 490884, 533944, 542556, 572698, 600687, 736326, 800916, 859047, 934402, 981768, 1085112, 1145396, 1201374, 1268117, 1401603, 1472652, 1601832, 1718094, 1868804, 2290792, 2402748, 2536234, 2577141, 2803206, 2945304, 3436188, 3737608, 3804351, 4204809, 4805496, 5072468, 5154282, 5606412, 6872376, 7608702, 8409618, 8876819, 10144936, 10308564, 11212824, 11413053, 15217404, 16819236, 17753638, 20617128, 22826106, 26630457, 30434808, 33638472, 35507276, 45652212, 53260914, 71014552, 79891371, 91304424, 106521828, 159782742, 213043656, 319565484, 639130968]

約数ペア:

[(1, 639130968), (2, 319565484), (3, 213043656), (4, 159782742), (6, 106521828), (7, 91304424), (8, 79891371), (9, 71014552), (12, 53260914), (14, 45652212), (18, 35507276), (19, 33638472), (21, 30434808), (24, 26630457), (28, 22826106), (31, 20617128), (36, 17753638), (38, 16819236), (42, 15217404), (56, 11413053), (57, 11212824), (62, 10308564), (63, 10144936), (72, 8876819), (76, 8409618), (84, 7608702), (93, 6872376), (114, 5606412), (124, 5154282), (126, 5072468), (133, 4805496), (152, 4204809), (168, 3804351), (171, 3737608), (186, 3436188), (217, 2945304), (228, 2803206), (248, 2577141), (252, 2536234), (266, 2402748), (279, 2290792), (342, 1868804), (372, 1718094), (399, 1601832), (434, 1472652), (456, 1401603), (504, 1268117), (532, 1201374), (558, 1145396), (589, 1085112), (651, 981768), (684, 934402), (744, 859047), (798, 800916), (868, 736326), (1064, 600687), (1116, 572698), (1178, 542556), (1197, 533944), (1302, 490884), (1368, 467201), (1596, 400458), (1736, 368163), (1767, 361704), (1953, 327256), (2153, 296856), (2232, 286349), (2356, 271278), (2394, 266972), (2604, 245442), (3192, 200229), (3534, 180852), (3906, 163628), (4123, 155016), (4306, 148428), (4712, 135639), (4788, 133486), (5208, 122721), (5301, 120568), (6459, 98952), (7068, 90426), (7812, 81814), (8246, 77508), (8612, 74214), (9576, 66743), (10602, 60284), (12369, 51672), (12918, 49476), (14136, 45213), (15071, 42408), (15624, 40907), (16492, 38754), (17224, 37107), (19377, 32984), (21204, 30142), (24738, 25836)]