290001194680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{452759}}^1$

素因数の和:453076

約数の個数: 64

約数和(自身を含む): 665013888000

約数和(自身を除く): 375012693320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 239, 268, 335, 478, 536, 670, 956, 1195, 1340, 1912, 2390, 2680, 4780, 9560, 16013, 32026, 64052, 80065, 128104, 160130, 320260, 452759, 640520, 905518, 1811036, 2263795, 3622072, 4527590, 9055180, 18110360, 30334853, 60669706, 108209401, 121339412, 151674265, 216418802, 242678824, 303348530, 432837604, 541047005, 606697060, 865675208, 1082094010, 1213394120, 2164188020, 4328376040, 7250029867, 14500059734, 29000119468, 36250149335, 58000238936, 72500298670, 145000597340, 290001194680]

約数ペア:

[(1, 290001194680), (2, 145000597340), (4, 72500298670), (5, 58000238936), (8, 36250149335), (10, 29000119468), (20, 14500059734), (40, 7250029867), (67, 4328376040), (134, 2164188020), (239, 1213394120), (268, 1082094010), (335, 865675208), (478, 606697060), (536, 541047005), (670, 432837604), (956, 303348530), (1195, 242678824), (1340, 216418802), (1912, 151674265), (2390, 121339412), (2680, 108209401), (4780, 60669706), (9560, 30334853), (16013, 18110360), (32026, 9055180), (64052, 4527590), (80065, 3622072), (128104, 2263795), (160130, 1811036), (320260, 905518), (452759, 640520)]