73440780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{174859}}^1$

素因数の和:174878

約数の個数: 48

約数和(自身を含む): 235011840

約数和(自身を除く): 161571060

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, 174859, 349718, 524577, 699436, 874295, 1049154, 1224013, 1748590, 2098308, 2448026, 2622885, 3497180, 3672039, 4896052, 5245770, 6120065, 7344078, 10491540, 12240130, 14688156, 18360195, 24480260, 36720390, 73440780]

約数ペア:

[(1, 73440780), (2, 36720390), (3, 24480260), (4, 18360195), (5, 14688156), (6, 12240130), (7, 10491540), (10, 7344078), (12, 6120065), (14, 5245770), (15, 4896052), (20, 3672039), (21, 3497180), (28, 2622885), (30, 2448026), (35, 2098308), (42, 1748590), (60, 1224013), (70, 1049154), (84, 874295), (105, 699436), (140, 524577), (210, 349718), (420, 174859)]