16658320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 44782848

約数和(自身を除く): 28124528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 151, 197, 280, 302, 394, 560, 604, 755, 788, 985, 1057, 1208, 1379, 1510, 1576, 1970, 2114, 2416, 2758, 3020, 3152, 3940, 4228, 5285, 5516, 6040, 6895, 7880, 8456, 10570, 11032, 12080, 13790, 15760, 16912, 21140, 22064, 27580, 29747, 42280, 55160, 59494, 84560, 110320, 118988, 148735, 208229, 237976, 297470, 416458, 475952, 594940, 832916, 1041145, 1189880, 1665832, 2082290, 2379760, 3331664, 4164580, 8329160, 16658320]

約数ペア:

[(1, 16658320), (2, 8329160), (4, 4164580), (5, 3331664), (7, 2379760), (8, 2082290), (10, 1665832), (14, 1189880), (16, 1041145), (20, 832916), (28, 594940), (35, 475952), (40, 416458), (56, 297470), (70, 237976), (80, 208229), (112, 148735), (140, 118988), (151, 110320), (197, 84560), (280, 59494), (302, 55160), (394, 42280), (560, 29747), (604, 27580), (755, 22064), (788, 21140), (985, 16912), (1057, 15760), (1208, 13790), (1379, 12080), (1510, 11032), (1576, 10570), (1970, 8456), (2114, 7880), (2416, 6895), (2758, 6040), (3020, 5516), (3152, 5285), (3940, 4228)]