450780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 1378944

約数和(自身を除く): 928164

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 683, 1366, 2049, 2732, 3415, 4098, 6830, 7513, 8196, 10245, 13660, 15026, 20490, 22539, 30052, 37565, 40980, 45078, 75130, 90156, 112695, 150260, 225390, 450780]

約数ペア:

[(1, 450780), (2, 225390), (3, 150260), (4, 112695), (5, 90156), (6, 75130), (10, 45078), (11, 40980), (12, 37565), (15, 30052), (20, 22539), (22, 20490), (30, 15026), (33, 13660), (44, 10245), (55, 8196), (60, 7513), (66, 6830), (110, 4098), (132, 3415), (165, 2732), (220, 2049), (330, 1366), (660, 683)]