149745680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{267403}}^1$

素因数の和:267423

約数の個数: 40

約数和(自身を含む): 397897152

約数和(自身を除く): 248151472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 267403, 534806, 1069612, 1337015, 1871821, 2139224, 2674030, 3743642, 4278448, 5348060, 7487284, 9359105, 10696120, 14974568, 18718210, 21392240, 29949136, 37436420, 74872840, 149745680]

約数ペア:

[(1, 149745680), (2, 74872840), (4, 37436420), (5, 29949136), (7, 21392240), (8, 18718210), (10, 14974568), (14, 10696120), (16, 9359105), (20, 7487284), (28, 5348060), (35, 4278448), (40, 3743642), (56, 2674030), (70, 2139224), (80, 1871821), (112, 1337015), (140, 1069612), (280, 534806), (560, 267403)]