689481984

素因数分解:

$2^8\times 3^1\times {\mathrm{127}}^1\times {\mathrm{7069}}^1$

素因数の和:7215

約数の個数: 72

約数和(自身を含む): 1849738240

約数和(自身を除く): 1160256256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 256, 381, 384, 508, 762, 768, 1016, 1524, 2032, 3048, 4064, 6096, 7069, 8128, 12192, 14138, 16256, 21207, 24384, 28276, 32512, 42414, 48768, 56552, 84828, 97536, 113104, 169656, 226208, 339312, 452416, 678624, 897763, 904832, 1357248, 1795526, 1809664, 2693289, 2714496, 3591052, 5386578, 5428992, 7182104, 10773156, 14364208, 21546312, 28728416, 43092624, 57456832, 86185248, 114913664, 172370496, 229827328, 344740992, 689481984]

約数ペア:

[(1, 689481984), (2, 344740992), (3, 229827328), (4, 172370496), (6, 114913664), (8, 86185248), (12, 57456832), (16, 43092624), (24, 28728416), (32, 21546312), (48, 14364208), (64, 10773156), (96, 7182104), (127, 5428992), (128, 5386578), (192, 3591052), (254, 2714496), (256, 2693289), (381, 1809664), (384, 1795526), (508, 1357248), (762, 904832), (768, 897763), (1016, 678624), (1524, 452416), (2032, 339312), (3048, 226208), (4064, 169656), (6096, 113104), (7069, 97536), (8128, 84828), (12192, 56552), (14138, 48768), (16256, 42414), (21207, 32512), (24384, 28276)]