813451408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 240

約数和(自身を含む): 2177003520

約数和(自身を除く): 1363552112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 56, 59, 62, 76, 77, 88, 112, 118, 124, 133, 152, 154, 176, 209, 217, 236, 248, 266, 304, 308, 341, 361, 413, 418, 434, 472, 496, 532, 589, 616, 649, 682, 722, 826, 836, 868, 944, 1064, 1121, 1178, 1232, 1298, 1364, 1444, 1463, 1652, 1672, 1736, 1829, 2128, 2242, 2356, 2387, 2527, 2596, 2728, 2888, 2926, 3304, 3344, 3472, 3658, 3971, 4123, 4484, 4543, 4712, 4774, 5054, 5192, 5456, 5776, 5852, 6479, 6608, 7316, 7847, 7942, 8246, 8968, 9086, 9424, 9548, 10108, 10384, 11191, 11704, 12331, 12803, 12958, 14632, 15694, 15884, 16492, 17936, 18172, 19096, 20119, 20216, 21299, 22382, 23408, 24662, 25606, 25916, 27797, 29264, 31388, 31768, 32984, 34751, 36344, 38192, 40238, 40432, 42598, 44764, 45353, 49324, 51212, 51832, 55594, 62776, 63536, 65968, 69502, 72688, 78337, 80476, 85196, 86317, 89528, 90706, 98648, 102424, 103664, 111188, 123101, 125552, 139004, 140833, 149093, 156674, 160952, 170392, 172634, 179056, 181412, 197296, 204848, 222376, 234289, 243257, 246202, 278008, 281666, 298186, 313348, 321904, 340784, 345268, 362824, 382261, 444752, 468578, 486514, 492404, 556016, 563332, 596372, 626696, 660269, 690536, 725648, 764522, 861707, 937156, 973028, 984808, 1126664, 1192744, 1253392, 1320538, 1381072, 1529044, 1640023, 1723414, 1874312, 1946056, 1969616, 2253328, 2385488, 2641076, 2675827, 3058088, 3280046, 3446828, 3748624, 3892112, 4621883, 5282152, 5351654, 6116176, 6560092, 6893656, 7262959, 9243766, 10564304, 10703308, 13120184, 13787312, 14525918, 18487532, 21406616, 26240368, 29051836, 36975064, 42813232, 50840713, 58103672, 73950128, 101681426, 116207344, 203362852, 406725704, 813451408]

約数ペア:

[(1, 813451408), (2, 406725704), (4, 203362852), (7, 116207344), (8, 101681426), (11, 73950128), (14, 58103672), (16, 50840713), (19, 42813232), (22, 36975064), (28, 29051836), (31, 26240368), (38, 21406616), (44, 18487532), (56, 14525918), (59, 13787312), (62, 13120184), (76, 10703308), (77, 10564304), (88, 9243766), (112, 7262959), (118, 6893656), (124, 6560092), (133, 6116176), (152, 5351654), (154, 5282152), (176, 4621883), (209, 3892112), (217, 3748624), (236, 3446828), (248, 3280046), (266, 3058088), (304, 2675827), (308, 2641076), (341, 2385488), (361, 2253328), (413, 1969616), (418, 1946056), (434, 1874312), (472, 1723414), (496, 1640023), (532, 1529044), (589, 1381072), (616, 1320538), (649, 1253392), (682, 1192744), (722, 1126664), (826, 984808), (836, 973028), (868, 937156), (944, 861707), (1064, 764522), (1121, 725648), (1178, 690536), (1232, 660269), (1298, 626696), (1364, 596372), (1444, 563332), (1463, 556016), (1652, 492404), (1672, 486514), (1736, 468578), (1829, 444752), (2128, 382261), (2242, 362824), (2356, 345268), (2387, 340784), (2527, 321904), (2596, 313348), (2728, 298186), (2888, 281666), (2926, 278008), (3304, 246202), (3344, 243257), (3472, 234289), (3658, 222376), (3971, 204848), (4123, 197296), (4484, 181412), (4543, 179056), (4712, 172634), (4774, 170392), (5054, 160952), (5192, 156674), (5456, 149093), (5776, 140833), (5852, 139004), (6479, 125552), (6608, 123101), (7316, 111188), (7847, 103664), (7942, 102424), (8246, 98648), (8968, 90706), (9086, 89528), (9424, 86317), (9548, 85196), (10108, 80476), (10384, 78337), (11191, 72688), (11704, 69502), (12331, 65968), (12803, 63536), (12958, 62776), (14632, 55594), (15694, 51832), (15884, 51212), (16492, 49324), (17936, 45353), (18172, 44764), (19096, 42598), (20119, 40432), (20216, 40238), (21299, 38192), (22382, 36344), (23408, 34751), (24662, 32984), (25606, 31768), (25916, 31388), (27797, 29264)]