172428720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{718453}}^1$

素因数の和:718469

約数の個数: 40

約数和(自身を含む): 534529776

約数和(自身を除く): 362101056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 718453, 1436906, 2155359, 2873812, 3592265, 4310718, 5747624, 7184530, 8621436, 10776795, 11495248, 14369060, 17242872, 21553590, 28738120, 34485744, 43107180, 57476240, 86214360, 172428720]

約数ペア:

[(1, 172428720), (2, 86214360), (3, 57476240), (4, 43107180), (5, 34485744), (6, 28738120), (8, 21553590), (10, 17242872), (12, 14369060), (15, 11495248), (16, 10776795), (20, 8621436), (24, 7184530), (30, 5747624), (40, 4310718), (48, 3592265), (60, 2873812), (80, 2155359), (120, 1436906), (240, 718453)]