343397180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 844784640

約数和(自身を除く): 501387460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 179, 193, 284, 355, 358, 386, 497, 710, 716, 772, 895, 965, 994, 1253, 1351, 1420, 1790, 1930, 1988, 2485, 2506, 2702, 3580, 3860, 4970, 5012, 5404, 6265, 6755, 9940, 12530, 12709, 13510, 13703, 25060, 25418, 27020, 27406, 34547, 50836, 54812, 63545, 68515, 69094, 88963, 95921, 127090, 137030, 138188, 172735, 177926, 191842, 241829, 254180, 274060, 345470, 355852, 383684, 444815, 479605, 483658, 690940, 889630, 959210, 967316, 1209145, 1779260, 1918420, 2418290, 2452837, 4836580, 4905674, 9811348, 12264185, 17169859, 24528370, 34339718, 49056740, 68679436, 85849295, 171698590, 343397180]

約数ペア:

[(1, 343397180), (2, 171698590), (4, 85849295), (5, 68679436), (7, 49056740), (10, 34339718), (14, 24528370), (20, 17169859), (28, 12264185), (35, 9811348), (70, 4905674), (71, 4836580), (140, 2452837), (142, 2418290), (179, 1918420), (193, 1779260), (284, 1209145), (355, 967316), (358, 959210), (386, 889630), (497, 690940), (710, 483658), (716, 479605), (772, 444815), (895, 383684), (965, 355852), (994, 345470), (1253, 274060), (1351, 254180), (1420, 241829), (1790, 191842), (1930, 177926), (1988, 172735), (2485, 138188), (2506, 137030), (2702, 127090), (3580, 95921), (3860, 88963), (4970, 69094), (5012, 68515), (5404, 63545), (6265, 54812), (6755, 50836), (9940, 34547), (12530, 27406), (12709, 27020), (13510, 25418), (13703, 25060)]