320770758

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 838397952

約数和(自身を除く): 517627194

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 71, 77, 98, 121, 127, 142, 147, 154, 213, 231, 242, 254, 294, 363, 381, 426, 462, 497, 539, 726, 762, 781, 847, 889, 994, 1078, 1397, 1491, 1562, 1617, 1694, 1778, 2343, 2541, 2667, 2794, 2982, 3234, 3479, 4191, 4686, 5082, 5334, 5467, 5929, 6223, 6958, 8382, 8591, 9017, 9779, 10437, 10934, 11858, 12446, 15367, 16401, 17182, 17787, 18034, 18669, 19558, 20874, 25773, 27051, 29337, 30734, 32802, 35574, 37338, 38269, 46101, 51546, 54102, 58674, 60137, 63119, 68453, 76538, 92202, 99187, 107569, 114807, 120274, 126238, 136906, 180411, 189357, 198374, 205359, 215138, 229614, 297561, 322707, 360822, 378714, 410718, 420959, 441833, 595122, 645414, 694309, 752983, 841918, 883666, 1091057, 1262877, 1325499, 1388618, 1505966, 2082927, 2182114, 2258949, 2525754, 2650998, 3273171, 4165854, 4517898, 4860163, 6546342, 7637399, 9720326, 14580489, 15274798, 22912197, 29160978, 45824394, 53461793, 106923586, 160385379, 320770758]

約数ペア:

[(1, 320770758), (2, 160385379), (3, 106923586), (6, 53461793), (7, 45824394), (11, 29160978), (14, 22912197), (21, 15274798), (22, 14580489), (33, 9720326), (42, 7637399), (49, 6546342), (66, 4860163), (71, 4517898), (77, 4165854), (98, 3273171), (121, 2650998), (127, 2525754), (142, 2258949), (147, 2182114), (154, 2082927), (213, 1505966), (231, 1388618), (242, 1325499), (254, 1262877), (294, 1091057), (363, 883666), (381, 841918), (426, 752983), (462, 694309), (497, 645414), (539, 595122), (726, 441833), (762, 420959), (781, 410718), (847, 378714), (889, 360822), (994, 322707), (1078, 297561), (1397, 229614), (1491, 215138), (1562, 205359), (1617, 198374), (1694, 189357), (1778, 180411), (2343, 136906), (2541, 126238), (2667, 120274), (2794, 114807), (2982, 107569), (3234, 99187), (3479, 92202), (4191, 76538), (4686, 68453), (5082, 63119), (5334, 60137), (5467, 58674), (5929, 54102), (6223, 51546), (6958, 46101), (8382, 38269), (8591, 37338), (9017, 35574), (9779, 32802), (10437, 30734), (10934, 29337), (11858, 27051), (12446, 25773), (15367, 20874), (16401, 19558), (17182, 18669), (17787, 18034)]