249177280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2498

約数の個数: 112

約数和(自身を含む): 669889440

約数和(自身を除く): 420712160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 704, 880, 928, 1160, 1276, 1595, 1760, 1856, 2320, 2441, 2552, 3190, 3520, 4640, 4882, 5104, 6380, 9280, 9764, 10208, 12205, 12760, 19528, 20416, 24410, 25520, 26851, 39056, 48820, 51040, 53702, 70789, 78112, 97640, 102080, 107404, 134255, 141578, 156224, 195280, 214808, 268510, 283156, 353945, 390560, 429616, 537020, 566312, 707890, 778679, 781120, 859232, 1074040, 1132624, 1415780, 1557358, 1718464, 2148080, 2265248, 2831560, 3114716, 3893395, 4296160, 4530496, 5663120, 6229432, 7786790, 8592320, 11326240, 12458864, 15573580, 22652480, 24917728, 31147160, 49835456, 62294320, 124588640, 249177280]

約数ペア:

[(1, 249177280), (2, 124588640), (4, 62294320), (5, 49835456), (8, 31147160), (10, 24917728), (11, 22652480), (16, 15573580), (20, 12458864), (22, 11326240), (29, 8592320), (32, 7786790), (40, 6229432), (44, 5663120), (55, 4530496), (58, 4296160), (64, 3893395), (80, 3114716), (88, 2831560), (110, 2265248), (116, 2148080), (145, 1718464), (160, 1557358), (176, 1415780), (220, 1132624), (232, 1074040), (290, 859232), (319, 781120), (320, 778679), (352, 707890), (440, 566312), (464, 537020), (580, 429616), (638, 390560), (704, 353945), (880, 283156), (928, 268510), (1160, 214808), (1276, 195280), (1595, 156224), (1760, 141578), (1856, 134255), (2320, 107404), (2441, 102080), (2552, 97640), (3190, 78112), (3520, 70789), (4640, 53702), (4882, 51040), (5104, 48820), (6380, 39056), (9280, 26851), (9764, 25520), (10208, 24410), (12205, 20416), (12760, 19528)]