1330990480

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1\times {\mathrm{487}}^1$

素因数の和:896

約数の個数: 80

約数和(自身を含む): 3136942080

約数和(自身を除く): 1805951600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 269, 487, 508, 538, 635, 974, 1016, 1076, 1270, 1345, 1948, 2032, 2152, 2435, 2540, 2690, 3896, 4304, 4870, 5080, 5380, 7792, 9740, 10160, 10760, 19480, 21520, 34163, 38960, 61849, 68326, 123698, 131003, 136652, 170815, 247396, 262006, 273304, 309245, 341630, 494792, 524012, 546608, 618490, 655015, 683260, 989584, 1048024, 1236980, 1310030, 1366520, 2096048, 2473960, 2620060, 2733040, 4947920, 5240120, 10480240, 16637381, 33274762, 66549524, 83186905, 133099048, 166373810, 266198096, 332747620, 665495240, 1330990480]

約数ペア:

[(1, 1330990480), (2, 665495240), (4, 332747620), (5, 266198096), (8, 166373810), (10, 133099048), (16, 83186905), (20, 66549524), (40, 33274762), (80, 16637381), (127, 10480240), (254, 5240120), (269, 4947920), (487, 2733040), (508, 2620060), (538, 2473960), (635, 2096048), (974, 1366520), (1016, 1310030), (1076, 1236980), (1270, 1048024), (1345, 989584), (1948, 683260), (2032, 655015), (2152, 618490), (2435, 546608), (2540, 524012), (2690, 494792), (3896, 341630), (4304, 309245), (4870, 273304), (5080, 262006), (5380, 247396), (7792, 170815), (9740, 136652), (10160, 131003), (10760, 123698), (19480, 68326), (21520, 61849), (34163, 38960)]