342540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 1140048

約数和(自身を除く): 797508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 173, 180, 198, 220, 330, 346, 396, 495, 519, 660, 692, 865, 990, 1038, 1557, 1730, 1903, 1980, 2076, 2595, 3114, 3460, 3806, 5190, 5709, 6228, 7612, 7785, 9515, 10380, 11418, 15570, 17127, 19030, 22836, 28545, 31140, 34254, 38060, 57090, 68508, 85635, 114180, 171270, 342540]

約数ペア:

[(1, 342540), (2, 171270), (3, 114180), (4, 85635), (5, 68508), (6, 57090), (9, 38060), (10, 34254), (11, 31140), (12, 28545), (15, 22836), (18, 19030), (20, 17127), (22, 15570), (30, 11418), (33, 10380), (36, 9515), (44, 7785), (45, 7612), (55, 6228), (60, 5709), (66, 5190), (90, 3806), (99, 3460), (110, 3114), (132, 2595), (165, 2076), (173, 1980), (180, 1903), (198, 1730), (220, 1557), (330, 1038), (346, 990), (396, 865), (495, 692), (519, 660)]