280193984

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10253}}^1$

素因数の和:10333

約数の個数: 56

約数和(自身を含む): 645919968

約数和(自身を除く): 365725984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 854, 976, 1708, 1952, 3416, 3904, 6832, 10253, 13664, 20506, 27328, 41012, 71771, 82024, 143542, 164048, 287084, 328096, 574168, 625433, 656192, 1148336, 1250866, 2296672, 2501732, 4378031, 4593344, 5003464, 8756062, 10006928, 17512124, 20013856, 35024248, 40027712, 70048496, 140096992, 280193984]

約数ペア:

[(1, 280193984), (2, 140096992), (4, 70048496), (7, 40027712), (8, 35024248), (14, 20013856), (16, 17512124), (28, 10006928), (32, 8756062), (56, 5003464), (61, 4593344), (64, 4378031), (112, 2501732), (122, 2296672), (224, 1250866), (244, 1148336), (427, 656192), (448, 625433), (488, 574168), (854, 328096), (976, 287084), (1708, 164048), (1952, 143542), (3416, 82024), (3904, 71771), (6832, 41012), (10253, 27328), (13664, 20506)]