178953460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 445858560

約数和(自身を除く): 266905100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 179, 185, 193, 259, 358, 370, 386, 518, 716, 740, 772, 895, 965, 1036, 1253, 1295, 1351, 1790, 1930, 2506, 2590, 2702, 3580, 3860, 5012, 5180, 5404, 6265, 6623, 6755, 7141, 12530, 13246, 13510, 14282, 25060, 26492, 27020, 28564, 33115, 34547, 35705, 46361, 49987, 66230, 69094, 71410, 92722, 99974, 132460, 138188, 142820, 172735, 185444, 199948, 231805, 241829, 249935, 345470, 463610, 483658, 499870, 690940, 927220, 967316, 999740, 1209145, 1278239, 2418290, 2556478, 4836580, 5112956, 6391195, 8947673, 12782390, 17895346, 25564780, 35790692, 44738365, 89476730, 178953460]

約数ペア:

[(1, 178953460), (2, 89476730), (4, 44738365), (5, 35790692), (7, 25564780), (10, 17895346), (14, 12782390), (20, 8947673), (28, 6391195), (35, 5112956), (37, 4836580), (70, 2556478), (74, 2418290), (140, 1278239), (148, 1209145), (179, 999740), (185, 967316), (193, 927220), (259, 690940), (358, 499870), (370, 483658), (386, 463610), (518, 345470), (716, 249935), (740, 241829), (772, 231805), (895, 199948), (965, 185444), (1036, 172735), (1253, 142820), (1295, 138188), (1351, 132460), (1790, 99974), (1930, 92722), (2506, 71410), (2590, 69094), (2702, 66230), (3580, 49987), (3860, 46361), (5012, 35705), (5180, 34547), (5404, 33115), (6265, 28564), (6623, 27020), (6755, 26492), (7141, 25060), (12530, 14282), (13246, 13510)]