1620766056

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:744

約数の個数: 256

約数和(自身を含む): 5295144960

約数和(自身を除く): 3674378904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 37, 39, 42, 52, 56, 62, 74, 78, 84, 91, 93, 104, 111, 124, 148, 156, 168, 182, 186, 217, 222, 248, 259, 273, 296, 312, 364, 372, 403, 434, 444, 481, 518, 546, 647, 651, 728, 744, 777, 806, 868, 888, 962, 1036, 1092, 1147, 1209, 1294, 1302, 1443, 1554, 1612, 1736, 1924, 1941, 2072, 2184, 2294, 2418, 2588, 2604, 2821, 2886, 3108, 3224, 3367, 3441, 3848, 3882, 4529, 4588, 4836, 5176, 5208, 5642, 5772, 6216, 6734, 6882, 7764, 8029, 8411, 8463, 9058, 9176, 9672, 10101, 11284, 11544, 13468, 13587, 13764, 14911, 15528, 16058, 16822, 16926, 18116, 20057, 20202, 22568, 23939, 24087, 25233, 26936, 27174, 27528, 29822, 32116, 33644, 33852, 36232, 40114, 40404, 44733, 47878, 48174, 50466, 54348, 58877, 59644, 60171, 64232, 67288, 67704, 71817, 80228, 80808, 89466, 95756, 96348, 100932, 104377, 108696, 117754, 119288, 120342, 140399, 143634, 160456, 167573, 176631, 178932, 191512, 192696, 201864, 208754, 235508, 240684, 260741, 280798, 287268, 311207, 313131, 335146, 353262, 357864, 417508, 421197, 471016, 481368, 502719, 521482, 561596, 574536, 622414, 626262, 670292, 706524, 742109, 782223, 835016, 842394, 933621, 1005438, 1042964, 1123192, 1244828, 1252524, 1340584, 1413048, 1484218, 1564446, 1684788, 1825187, 1867242, 2010876, 2085928, 2178449, 2226327, 2489656, 2505048, 2968436, 3128892, 3369576, 3650374, 3734484, 4021752, 4356898, 4452654, 5194763, 5475561, 5936872, 6257784, 6535347, 7300748, 7468968, 8713796, 8905308, 9647417, 10389526, 10951122, 13070694, 14601496, 15584289, 17427592, 17810616, 19294834, 20779052, 21902244, 26141388, 28942251, 31168578, 38589668, 41558104, 43804488, 52282776, 57884502, 62337156, 67531919, 77179336, 115769004, 124674312, 135063838, 202595757, 231538008, 270127676, 405191514, 540255352, 810383028, 1620766056]

約数ペア:

[(1, 1620766056), (2, 810383028), (3, 540255352), (4, 405191514), (6, 270127676), (7, 231538008), (8, 202595757), (12, 135063838), (13, 124674312), (14, 115769004), (21, 77179336), (24, 67531919), (26, 62337156), (28, 57884502), (31, 52282776), (37, 43804488), (39, 41558104), (42, 38589668), (52, 31168578), (56, 28942251), (62, 26141388), (74, 21902244), (78, 20779052), (84, 19294834), (91, 17810616), (93, 17427592), (104, 15584289), (111, 14601496), (124, 13070694), (148, 10951122), (156, 10389526), (168, 9647417), (182, 8905308), (186, 8713796), (217, 7468968), (222, 7300748), (248, 6535347), (259, 6257784), (273, 5936872), (296, 5475561), (312, 5194763), (364, 4452654), (372, 4356898), (403, 4021752), (434, 3734484), (444, 3650374), (481, 3369576), (518, 3128892), (546, 2968436), (647, 2505048), (651, 2489656), (728, 2226327), (744, 2178449), (777, 2085928), (806, 2010876), (868, 1867242), (888, 1825187), (962, 1684788), (1036, 1564446), (1092, 1484218), (1147, 1413048), (1209, 1340584), (1294, 1252524), (1302, 1244828), (1443, 1123192), (1554, 1042964), (1612, 1005438), (1736, 933621), (1924, 842394), (1941, 835016), (2072, 782223), (2184, 742109), (2294, 706524), (2418, 670292), (2588, 626262), (2604, 622414), (2821, 574536), (2886, 561596), (3108, 521482), (3224, 502719), (3367, 481368), (3441, 471016), (3848, 421197), (3882, 417508), (4529, 357864), (4588, 353262), (4836, 335146), (5176, 313131), (5208, 311207), (5642, 287268), (5772, 280798), (6216, 260741), (6734, 240684), (6882, 235508), (7764, 208754), (8029, 201864), (8411, 192696), (8463, 191512), (9058, 178932), (9176, 176631), (9672, 167573), (10101, 160456), (11284, 143634), (11544, 140399), (13468, 120342), (13587, 119288), (13764, 117754), (14911, 108696), (15528, 104377), (16058, 100932), (16822, 96348), (16926, 95756), (18116, 89466), (20057, 80808), (20202, 80228), (22568, 71817), (23939, 67704), (24087, 67288), (25233, 64232), (26936, 60171), (27174, 59644), (27528, 58877), (29822, 54348), (32116, 50466), (33644, 48174), (33852, 47878), (36232, 44733), (40114, 40404)]