245832496

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1686

約数の個数: 80

約数和(自身を含む): 591976000

約数和(自身を除く): 346143504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 109, 112, 182, 208, 218, 364, 436, 728, 763, 872, 1417, 1456, 1526, 1549, 1744, 2834, 3052, 3098, 5668, 6104, 6196, 9919, 10843, 11336, 12208, 12392, 19838, 20137, 21686, 22672, 24784, 39676, 40274, 43372, 79352, 80548, 86744, 140959, 158704, 161096, 168841, 173488, 281918, 322192, 337682, 563836, 675364, 1127672, 1181887, 1350728, 2194933, 2255344, 2363774, 2701456, 4389866, 4727548, 8779732, 9455096, 15364531, 17559464, 18910192, 30729062, 35118928, 61458124, 122916248, 245832496]

約数ペア:

[(1, 245832496), (2, 122916248), (4, 61458124), (7, 35118928), (8, 30729062), (13, 18910192), (14, 17559464), (16, 15364531), (26, 9455096), (28, 8779732), (52, 4727548), (56, 4389866), (91, 2701456), (104, 2363774), (109, 2255344), (112, 2194933), (182, 1350728), (208, 1181887), (218, 1127672), (364, 675364), (436, 563836), (728, 337682), (763, 322192), (872, 281918), (1417, 173488), (1456, 168841), (1526, 161096), (1549, 158704), (1744, 140959), (2834, 86744), (3052, 80548), (3098, 79352), (5668, 43372), (6104, 40274), (6196, 39676), (9919, 24784), (10843, 22672), (11336, 21686), (12208, 20137), (12392, 19838)]