2781249984

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{61121}}^1$

素因数の和:61218

約数の個数: 84

約数和(自身を含む): 8072993760

約数和(自身を除く): 5291743776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 474, 576, 632, 711, 948, 1264, 1422, 1896, 2528, 2844, 3792, 5056, 5688, 7584, 11376, 15168, 22752, 45504, 61121, 122242, 183363, 244484, 366726, 488968, 550089, 733452, 977936, 1100178, 1466904, 1955872, 2200356, 2933808, 3911744, 4400712, 4828559, 5867616, 8801424, 9657118, 11735232, 14485677, 17602848, 19314236, 28971354, 35205696, 38628472, 43457031, 57942708, 77256944, 86914062, 115885416, 154513888, 173828124, 231770832, 309027776, 347656248, 463541664, 695312496, 927083328, 1390624992, 2781249984]

約数ペア:

[(1, 2781249984), (2, 1390624992), (3, 927083328), (4, 695312496), (6, 463541664), (8, 347656248), (9, 309027776), (12, 231770832), (16, 173828124), (18, 154513888), (24, 115885416), (32, 86914062), (36, 77256944), (48, 57942708), (64, 43457031), (72, 38628472), (79, 35205696), (96, 28971354), (144, 19314236), (158, 17602848), (192, 14485677), (237, 11735232), (288, 9657118), (316, 8801424), (474, 5867616), (576, 4828559), (632, 4400712), (711, 3911744), (948, 2933808), (1264, 2200356), (1422, 1955872), (1896, 1466904), (2528, 1100178), (2844, 977936), (3792, 733452), (5056, 550089), (5688, 488968), (7584, 366726), (11376, 244484), (15168, 183363), (22752, 122242), (45504, 61121)]