640969056

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:734

約数の個数: 288

約数和(自身を含む): 2307509568

約数和(自身を除く): 1666540512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 37, 39, 42, 48, 52, 56, 63, 72, 74, 78, 84, 91, 96, 104, 111, 112, 117, 126, 144, 148, 156, 168, 182, 208, 222, 224, 234, 252, 259, 273, 288, 296, 312, 333, 336, 364, 416, 444, 468, 481, 504, 518, 546, 592, 624, 661, 666, 672, 728, 777, 819, 888, 936, 962, 1008, 1036, 1092, 1184, 1248, 1322, 1332, 1443, 1456, 1554, 1638, 1776, 1872, 1924, 1983, 2016, 2072, 2184, 2331, 2644, 2664, 2886, 2912, 3108, 3276, 3367, 3552, 3744, 3848, 3966, 4144, 4329, 4368, 4627, 4662, 5288, 5328, 5772, 5949, 6216, 6552, 6734, 7696, 7932, 8288, 8593, 8658, 8736, 9254, 9324, 10101, 10576, 10656, 11544, 11898, 12432, 13104, 13468, 13881, 15392, 15864, 17186, 17316, 18508, 18648, 20202, 21152, 23088, 23796, 24457, 24864, 25779, 26208, 26936, 27762, 30303, 31728, 34372, 34632, 37016, 37296, 40404, 41643, 46176, 47592, 48914, 51558, 53872, 55524, 60151, 60606, 63456, 68744, 69264, 73371, 74032, 74592, 77337, 80808, 83286, 95184, 97828, 103116, 107744, 111048, 120302, 121212, 137488, 138528, 146742, 148064, 154674, 161616, 166572, 171199, 180453, 190368, 195656, 206232, 220113, 222096, 240604, 242424, 274976, 293484, 309348, 317941, 323232, 333144, 342398, 360906, 391312, 412464, 440226, 444192, 481208, 484848, 513597, 541359, 586968, 618696, 635882, 666288, 684796, 721812, 782624, 824928, 880452, 953823, 962416, 969696, 1027194, 1082718, 1173936, 1237392, 1271764, 1332576, 1369592, 1443624, 1540791, 1760904, 1907646, 1924832, 2054388, 2165436, 2225587, 2347872, 2474784, 2543528, 2739184, 2861469, 2887248, 3081582, 3521808, 3815292, 4108776, 4330872, 4451174, 5087056, 5478368, 5722938, 5774496, 6163164, 6676761, 7043616, 7630584, 8217552, 8661744, 8902348, 10174112, 11445876, 12326328, 13353522, 15261168, 16435104, 17323488, 17804696, 20030283, 22891752, 24652656, 26707044, 30522336, 35609392, 40060566, 45783504, 49305312, 53414088, 71218784, 80121132, 91567008, 106828176, 160242264, 213656352, 320484528, 640969056]

約数ペア:

[(1, 640969056), (2, 320484528), (3, 213656352), (4, 160242264), (6, 106828176), (7, 91567008), (8, 80121132), (9, 71218784), (12, 53414088), (13, 49305312), (14, 45783504), (16, 40060566), (18, 35609392), (21, 30522336), (24, 26707044), (26, 24652656), (28, 22891752), (32, 20030283), (36, 17804696), (37, 17323488), (39, 16435104), (42, 15261168), (48, 13353522), (52, 12326328), (56, 11445876), (63, 10174112), (72, 8902348), (74, 8661744), (78, 8217552), (84, 7630584), (91, 7043616), (96, 6676761), (104, 6163164), (111, 5774496), (112, 5722938), (117, 5478368), (126, 5087056), (144, 4451174), (148, 4330872), (156, 4108776), (168, 3815292), (182, 3521808), (208, 3081582), (222, 2887248), (224, 2861469), (234, 2739184), (252, 2543528), (259, 2474784), (273, 2347872), (288, 2225587), (296, 2165436), (312, 2054388), (333, 1924832), (336, 1907646), (364, 1760904), (416, 1540791), (444, 1443624), (468, 1369592), (481, 1332576), (504, 1271764), (518, 1237392), (546, 1173936), (592, 1082718), (624, 1027194), (661, 969696), (666, 962416), (672, 953823), (728, 880452), (777, 824928), (819, 782624), (888, 721812), (936, 684796), (962, 666288), (1008, 635882), (1036, 618696), (1092, 586968), (1184, 541359), (1248, 513597), (1322, 484848), (1332, 481208), (1443, 444192), (1456, 440226), (1554, 412464), (1638, 391312), (1776, 360906), (1872, 342398), (1924, 333144), (1983, 323232), (2016, 317941), (2072, 309348), (2184, 293484), (2331, 274976), (2644, 242424), (2664, 240604), (2886, 222096), (2912, 220113), (3108, 206232), (3276, 195656), (3367, 190368), (3552, 180453), (3744, 171199), (3848, 166572), (3966, 161616), (4144, 154674), (4329, 148064), (4368, 146742), (4627, 138528), (4662, 137488), (5288, 121212), (5328, 120302), (5772, 111048), (5949, 107744), (6216, 103116), (6552, 97828), (6734, 95184), (7696, 83286), (7932, 80808), (8288, 77337), (8593, 74592), (8658, 74032), (8736, 73371), (9254, 69264), (9324, 68744), (10101, 63456), (10576, 60606), (10656, 60151), (11544, 55524), (11898, 53872), (12432, 51558), (13104, 48914), (13468, 47592), (13881, 46176), (15392, 41643), (15864, 40404), (17186, 37296), (17316, 37016), (18508, 34632), (18648, 34372), (20202, 31728), (21152, 30303), (23088, 27762), (23796, 26936), (24457, 26208), (24864, 25779)]