280260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{173}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 884268

約数和(自身を除く): 604008

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 173, 180, 270, 324, 346, 405, 519, 540, 692, 810, 865, 1038, 1557, 1620, 1730, 2076, 2595, 3114, 3460, 4671, 5190, 6228, 7785, 9342, 10380, 14013, 15570, 18684, 23355, 28026, 31140, 46710, 56052, 70065, 93420, 140130, 280260]

約数ペア:

[(1, 280260), (2, 140130), (3, 93420), (4, 70065), (5, 56052), (6, 46710), (9, 31140), (10, 28026), (12, 23355), (15, 18684), (18, 15570), (20, 14013), (27, 10380), (30, 9342), (36, 7785), (45, 6228), (54, 5190), (60, 4671), (81, 3460), (90, 3114), (108, 2595), (135, 2076), (162, 1730), (173, 1620), (180, 1557), (270, 1038), (324, 865), (346, 810), (405, 692), (519, 540)]