159771440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4051}}^1$

素因数の和:4110

約数の個数: 80

約数和(自身を含む): 406982880

約数和(自身を除く): 247211440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4051, 4930, 7888, 8102, 9860, 16204, 19720, 20255, 32408, 39440, 40510, 64816, 68867, 81020, 117479, 137734, 162040, 234958, 275468, 324080, 344335, 469916, 550936, 587395, 688670, 939832, 1101872, 1174790, 1377340, 1879664, 1997143, 2349580, 2754680, 3994286, 4699160, 5509360, 7988572, 9398320, 9985715, 15977144, 19971430, 31954288, 39942860, 79885720, 159771440]

約数ペア:

[(1, 159771440), (2, 79885720), (4, 39942860), (5, 31954288), (8, 19971430), (10, 15977144), (16, 9985715), (17, 9398320), (20, 7988572), (29, 5509360), (34, 4699160), (40, 3994286), (58, 2754680), (68, 2349580), (80, 1997143), (85, 1879664), (116, 1377340), (136, 1174790), (145, 1101872), (170, 939832), (232, 688670), (272, 587395), (290, 550936), (340, 469916), (464, 344335), (493, 324080), (580, 275468), (680, 234958), (986, 162040), (1160, 137734), (1360, 117479), (1972, 81020), (2320, 68867), (2465, 64816), (3944, 40510), (4051, 39440), (4930, 32408), (7888, 20255), (8102, 19720), (9860, 16204)]