389329680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1622207}}^1$

素因数の和:1622223

約数の個数: 40

約数和(自身を含む): 1206922752

約数和(自身を除く): 817593072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1622207, 3244414, 4866621, 6488828, 8111035, 9733242, 12977656, 16222070, 19466484, 24333105, 25955312, 32444140, 38932968, 48666210, 64888280, 77865936, 97332420, 129776560, 194664840, 389329680]

約数ペア:

[(1, 389329680), (2, 194664840), (3, 129776560), (4, 97332420), (5, 77865936), (6, 64888280), (8, 48666210), (10, 38932968), (12, 32444140), (15, 25955312), (16, 24333105), (20, 19466484), (24, 16222070), (30, 12977656), (40, 9733242), (48, 8111035), (60, 6488828), (80, 4866621), (120, 3244414), (240, 1622207)]