20450731392

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{65027}}^1$

素因数の和:65070

約数の個数: 256

約数和(自身を含む): 74287987200

約数和(自身を除く): 53837255808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 64, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 128, 144, 156, 168, 182, 189, 192, 208, 216, 224, 234, 252, 273, 288, 312, 336, 351, 364, 378, 384, 416, 432, 448, 468, 504, 546, 576, 624, 672, 702, 728, 756, 819, 832, 864, 896, 936, 1008, 1092, 1152, 1248, 1344, 1404, 1456, 1512, 1638, 1664, 1728, 1872, 2016, 2184, 2457, 2496, 2688, 2808, 2912, 3024, 3276, 3456, 3744, 4032, 4368, 4914, 4992, 5616, 5824, 6048, 6552, 7488, 8064, 8736, 9828, 11232, 11648, 12096, 13104, 14976, 17472, 19656, 22464, 24192, 26208, 34944, 39312, 44928, 52416, 65027, 78624, 104832, 130054, 157248, 195081, 260108, 314496, 390162, 455189, 520216, 585243, 780324, 845351, 910378, 1040432, 1170486, 1365567, 1560648, 1690702, 1755729, 1820756, 2080864, 2340972, 2536053, 2731134, 3121296, 3381404, 3511458, 3641512, 4096701, 4161728, 4681944, 5072106, 5462268, 5917457, 6242592, 6762808, 7022916, 7283024, 7608159, 8193402, 8323456, 9363888, 10144212, 10924536, 11834914, 12290103, 12485184, 13525616, 14045832, 14566048, 15216318, 16386804, 17752371, 18727776, 20288424, 21849072, 22824477, 23669828, 24580206, 24970368, 27051232, 28091664, 29132096, 30432636, 32773608, 35504742, 37455552, 40576848, 43698144, 45648954, 47339656, 49160412, 53257113, 54102464, 56183328, 58264192, 60865272, 65547216, 71009484, 74911104, 81153696, 87396288, 91297908, 94679312, 98320824, 106514226, 108204928, 112366656, 121730544, 131094432, 142018968, 159771339, 162307392, 174792576, 182595816, 189358624, 196641648, 213028452, 224733312, 243461088, 262188864, 284037936, 319542678, 324614784, 365191632, 378717248, 393283296, 426056904, 486922176, 524377728, 568075872, 639085356, 730383264, 757434496, 786566592, 852113808, 973844352, 1136151744, 1278170712, 1460766528, 1573133184, 1704227616, 2272303488, 2556341424, 2921533056, 3408455232, 5112682848, 6816910464, 10225365696, 20450731392]

約数ペア:

[(1, 20450731392), (2, 10225365696), (3, 6816910464), (4, 5112682848), (6, 3408455232), (7, 2921533056), (8, 2556341424), (9, 2272303488), (12, 1704227616), (13, 1573133184), (14, 1460766528), (16, 1278170712), (18, 1136151744), (21, 973844352), (24, 852113808), (26, 786566592), (27, 757434496), (28, 730383264), (32, 639085356), (36, 568075872), (39, 524377728), (42, 486922176), (48, 426056904), (52, 393283296), (54, 378717248), (56, 365191632), (63, 324614784), (64, 319542678), (72, 284037936), (78, 262188864), (84, 243461088), (91, 224733312), (96, 213028452), (104, 196641648), (108, 189358624), (112, 182595816), (117, 174792576), (126, 162307392), (128, 159771339), (144, 142018968), (156, 131094432), (168, 121730544), (182, 112366656), (189, 108204928), (192, 106514226), (208, 98320824), (216, 94679312), (224, 91297908), (234, 87396288), (252, 81153696), (273, 74911104), (288, 71009484), (312, 65547216), (336, 60865272), (351, 58264192), (364, 56183328), (378, 54102464), (384, 53257113), (416, 49160412), (432, 47339656), (448, 45648954), (468, 43698144), (504, 40576848), (546, 37455552), (576, 35504742), (624, 32773608), (672, 30432636), (702, 29132096), (728, 28091664), (756, 27051232), (819, 24970368), (832, 24580206), (864, 23669828), (896, 22824477), (936, 21849072), (1008, 20288424), (1092, 18727776), (1152, 17752371), (1248, 16386804), (1344, 15216318), (1404, 14566048), (1456, 14045832), (1512, 13525616), (1638, 12485184), (1664, 12290103), (1728, 11834914), (1872, 10924536), (2016, 10144212), (2184, 9363888), (2457, 8323456), (2496, 8193402), (2688, 7608159), (2808, 7283024), (2912, 7022916), (3024, 6762808), (3276, 6242592), (3456, 5917457), (3744, 5462268), (4032, 5072106), (4368, 4681944), (4914, 4161728), (4992, 4096701), (5616, 3641512), (5824, 3511458), (6048, 3381404), (6552, 3121296), (7488, 2731134), (8064, 2536053), (8736, 2340972), (9828, 2080864), (11232, 1820756), (11648, 1755729), (12096, 1690702), (13104, 1560648), (14976, 1365567), (17472, 1170486), (19656, 1040432), (22464, 910378), (24192, 845351), (26208, 780324), (34944, 585243), (39312, 520216), (44928, 455189), (52416, 390162), (65027, 314496), (78624, 260108), (104832, 195081), (130054, 157248)]