639967459712

素因数分解:

$2^7\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{599}}^1$

素因数の和:1017

約数の個数: 256

約数和(自身を含む): 1513451520000

約数和(自身を除く): 873484060288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 127, 128, 164, 224, 229, 254, 287, 328, 448, 458, 508, 574, 599, 656, 889, 896, 916, 1016, 1148, 1198, 1312, 1603, 1778, 1832, 2032, 2296, 2396, 2624, 3206, 3556, 3664, 4064, 4193, 4592, 4792, 5207, 5248, 6412, 7112, 7328, 8128, 8386, 9184, 9389, 9584, 10414, 12824, 14224, 14656, 16256, 16772, 18368, 18778, 19168, 20828, 24559, 25648, 28448, 29083, 29312, 33544, 36449, 36736, 37556, 38336, 41656, 49118, 51296, 56896, 58166, 65723, 67088, 72898, 75112, 76073, 76672, 83312, 98236, 102592, 113792, 116332, 131446, 134176, 137171, 145796, 150224, 152146, 166624, 171913, 196472, 203581, 205184, 232664, 262892, 268352, 274342, 291592, 300448, 304292, 333248, 343826, 392944, 407162, 465328, 525784, 532511, 536704, 548684, 583184, 600896, 608584, 666496, 687652, 785888, 814324, 930656, 960197, 1051568, 1065022, 1097368, 1166368, 1192403, 1201792, 1217168, 1375304, 1571776, 1628648, 1861312, 1920394, 2103136, 2130044, 2194736, 2332736, 2384806, 2434336, 2750608, 3118993, 3143552, 3257296, 3722624, 3840788, 4206272, 4260088, 4389472, 4665472, 4769612, 4868672, 5501216, 5624011, 6237986, 6514592, 7681576, 8346821, 8412544, 8520176, 8778944, 9539224, 9737344, 11002432, 11248022, 12475972, 13029184, 15363152, 16693642, 17040352, 17420717, 17557888, 19078448, 21832951, 22004864, 22496044, 24951944, 26058368, 30726304, 33387284, 34080704, 34841434, 38156896, 39368077, 43665902, 44992088, 49903888, 61452608, 66774568, 68161408, 69682868, 76313792, 78736154, 87331804, 89984176, 99807776, 121945019, 122905216, 133549136, 139365736, 152627584, 157472308, 174663608, 179968352, 199615552, 243890038, 267098272, 278731472, 314944616, 349327216, 359936704, 399231104, 487780076, 534196544, 557462944, 629889232, 698654432, 714249397, 719873408, 975560152, 1068393088, 1114925888, 1259778464, 1397308864, 1428498794, 1951120304, 2229851776, 2519556928, 2794617728, 2856997588, 3902240608, 4999745779, 5039113856, 5713995176, 7804481216, 9999491558, 11427990352, 15608962432, 19998983116, 22855980704, 39997966232, 45711961408, 79995932464, 91423922816, 159991864928, 319983729856, 639967459712]

約数ペア:

[(1, 639967459712), (2, 319983729856), (4, 159991864928), (7, 91423922816), (8, 79995932464), (14, 45711961408), (16, 39997966232), (28, 22855980704), (32, 19998983116), (41, 15608962432), (56, 11427990352), (64, 9999491558), (82, 7804481216), (112, 5713995176), (127, 5039113856), (128, 4999745779), (164, 3902240608), (224, 2856997588), (229, 2794617728), (254, 2519556928), (287, 2229851776), (328, 1951120304), (448, 1428498794), (458, 1397308864), (508, 1259778464), (574, 1114925888), (599, 1068393088), (656, 975560152), (889, 719873408), (896, 714249397), (916, 698654432), (1016, 629889232), (1148, 557462944), (1198, 534196544), (1312, 487780076), (1603, 399231104), (1778, 359936704), (1832, 349327216), (2032, 314944616), (2296, 278731472), (2396, 267098272), (2624, 243890038), (3206, 199615552), (3556, 179968352), (3664, 174663608), (4064, 157472308), (4193, 152627584), (4592, 139365736), (4792, 133549136), (5207, 122905216), (5248, 121945019), (6412, 99807776), (7112, 89984176), (7328, 87331804), (8128, 78736154), (8386, 76313792), (9184, 69682868), (9389, 68161408), (9584, 66774568), (10414, 61452608), (12824, 49903888), (14224, 44992088), (14656, 43665902), (16256, 39368077), (16772, 38156896), (18368, 34841434), (18778, 34080704), (19168, 33387284), (20828, 30726304), (24559, 26058368), (25648, 24951944), (28448, 22496044), (29083, 22004864), (29312, 21832951), (33544, 19078448), (36449, 17557888), (36736, 17420717), (37556, 17040352), (38336, 16693642), (41656, 15363152), (49118, 13029184), (51296, 12475972), (56896, 11248022), (58166, 11002432), (65723, 9737344), (67088, 9539224), (72898, 8778944), (75112, 8520176), (76073, 8412544), (76672, 8346821), (83312, 7681576), (98236, 6514592), (102592, 6237986), (113792, 5624011), (116332, 5501216), (131446, 4868672), (134176, 4769612), (137171, 4665472), (145796, 4389472), (150224, 4260088), (152146, 4206272), (166624, 3840788), (171913, 3722624), (196472, 3257296), (203581, 3143552), (205184, 3118993), (232664, 2750608), (262892, 2434336), (268352, 2384806), (274342, 2332736), (291592, 2194736), (300448, 2130044), (304292, 2103136), (333248, 1920394), (343826, 1861312), (392944, 1628648), (407162, 1571776), (465328, 1375304), (525784, 1217168), (532511, 1201792), (536704, 1192403), (548684, 1166368), (583184, 1097368), (600896, 1065022), (608584, 1051568), (666496, 960197), (687652, 930656), (785888, 814324)]