270752440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{138139}}^1$

素因数の和:138164

約数の個数: 48

約数和(自身を含む): 708658200

約数和(自身を除く): 437905760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 138139, 276278, 552556, 690695, 966973, 1105112, 1381390, 1933946, 2762780, 3867892, 4834865, 5525560, 6768811, 7735784, 9669730, 13537622, 19339460, 27075244, 33844055, 38678920, 54150488, 67688110, 135376220, 270752440]

約数ペア:

[(1, 270752440), (2, 135376220), (4, 67688110), (5, 54150488), (7, 38678920), (8, 33844055), (10, 27075244), (14, 19339460), (20, 13537622), (28, 9669730), (35, 7735784), (40, 6768811), (49, 5525560), (56, 4834865), (70, 3867892), (98, 2762780), (140, 1933946), (196, 1381390), (245, 1105112), (280, 966973), (392, 690695), (490, 552556), (980, 276278), (1960, 138139)]