312894560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1444

約数の個数: 96

約数和(自身を含む): 812851200

約数和(自身を除く): 499956640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 139, 160, 176, 220, 278, 352, 440, 556, 695, 880, 1112, 1279, 1390, 1529, 1760, 2224, 2558, 2780, 3058, 4448, 5116, 5560, 6116, 6395, 7645, 10232, 11120, 12232, 12790, 14069, 15290, 20464, 22240, 24464, 25580, 28138, 30580, 40928, 48928, 51160, 56276, 61160, 70345, 102320, 112552, 122320, 140690, 177781, 204640, 225104, 244640, 281380, 355562, 450208, 562760, 711124, 888905, 1125520, 1422248, 1777810, 1955591, 2251040, 2844496, 3555620, 3911182, 5688992, 7111240, 7822364, 9777955, 14222480, 15644728, 19555910, 28444960, 31289456, 39111820, 62578912, 78223640, 156447280, 312894560]

約数ペア:

[(1, 312894560), (2, 156447280), (4, 78223640), (5, 62578912), (8, 39111820), (10, 31289456), (11, 28444960), (16, 19555910), (20, 15644728), (22, 14222480), (32, 9777955), (40, 7822364), (44, 7111240), (55, 5688992), (80, 3911182), (88, 3555620), (110, 2844496), (139, 2251040), (160, 1955591), (176, 1777810), (220, 1422248), (278, 1125520), (352, 888905), (440, 711124), (556, 562760), (695, 450208), (880, 355562), (1112, 281380), (1279, 244640), (1390, 225104), (1529, 204640), (1760, 177781), (2224, 140690), (2558, 122320), (2780, 112552), (3058, 102320), (4448, 70345), (5116, 61160), (5560, 56276), (6116, 51160), (6395, 48928), (7645, 40928), (10232, 30580), (11120, 28138), (12232, 25580), (12790, 24464), (14069, 22240), (15290, 20464)]