289428240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1205951}}^1$

素因数の和:1205967

約数の個数: 40

約数和(自身を含む): 897228288

約数和(自身を除く): 607800048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1205951, 2411902, 3617853, 4823804, 6029755, 7235706, 9647608, 12059510, 14471412, 18089265, 19295216, 24119020, 28942824, 36178530, 48238040, 57885648, 72357060, 96476080, 144714120, 289428240]

約数ペア:

[(1, 289428240), (2, 144714120), (3, 96476080), (4, 72357060), (5, 57885648), (6, 48238040), (8, 36178530), (10, 28942824), (12, 24119020), (15, 19295216), (16, 18089265), (20, 14471412), (24, 12059510), (30, 9647608), (40, 7235706), (48, 6029755), (60, 4823804), (80, 3617853), (120, 2411902), (240, 1205951)]