30946020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73681}}^1$

素因数の和:73700

約数の個数: 48

約数和(自身を含む): 99028608

約数和(自身を除く): 68082588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 73681, 147362, 221043, 294724, 368405, 442086, 515767, 736810, 884172, 1031534, 1105215, 1473620, 1547301, 2063068, 2210430, 2578835, 3094602, 4420860, 5157670, 6189204, 7736505, 10315340, 15473010, 30946020]

約数ペア:

[(1, 30946020), (2, 15473010), (3, 10315340), (4, 7736505), (5, 6189204), (6, 5157670), (7, 4420860), (10, 3094602), (12, 2578835), (14, 2210430), (15, 2063068), (20, 1547301), (21, 1473620), (28, 1105215), (30, 1031534), (35, 884172), (42, 736810), (60, 515767), (70, 442086), (84, 368405), (105, 294724), (140, 221043), (210, 147362), (420, 73681)]