280249104

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{142403}}^1$

素因数の和:142455

約数の個数: 40

約数和(自身を含む): 741640032

約数和(自身を除く): 461390928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 142403, 284806, 427209, 569612, 854418, 1139224, 1708836, 2278448, 3417672, 5838523, 6835344, 11677046, 17515569, 23354092, 35031138, 46708184, 70062276, 93416368, 140124552, 280249104]

約数ペア:

[(1, 280249104), (2, 140124552), (3, 93416368), (4, 70062276), (6, 46708184), (8, 35031138), (12, 23354092), (16, 17515569), (24, 11677046), (41, 6835344), (48, 5838523), (82, 3417672), (123, 2278448), (164, 1708836), (246, 1139224), (328, 854418), (492, 569612), (656, 427209), (984, 284806), (1968, 142403)]