54090180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 171547992

約数和(自身を除く): 117457812

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, 193, 270, 324, 346, 386, 405, 519, 540, 579, 692, 772, 810, 865, 965, 1038, 1158, 1557, 1620, 1730, 1737, 1930, 2076, 2316, 2595, 2895, 3114, 3460, 3474, 3860, 4671, 5190, 5211, 5790, 6228, 6948, 7785, 8685, 9342, 10380, 10422, 11580, 14013, 15570, 15633, 17370, 18684, 20844, 23355, 26055, 28026, 31140, 31266, 33389, 34740, 46710, 52110, 56052, 62532, 66778, 70065, 78165, 93420, 100167, 104220, 133556, 140130, 156330, 166945, 200334, 280260, 300501, 312660, 333890, 400668, 500835, 601002, 667780, 901503, 1001670, 1202004, 1502505, 1803006, 2003340, 2704509, 3005010, 3606012, 4507515, 5409018, 6010020, 9015030, 10818036, 13522545, 18030060, 27045090, 54090180]

約数ペア:

[(1, 54090180), (2, 27045090), (3, 18030060), (4, 13522545), (5, 10818036), (6, 9015030), (9, 6010020), (10, 5409018), (12, 4507515), (15, 3606012), (18, 3005010), (20, 2704509), (27, 2003340), (30, 1803006), (36, 1502505), (45, 1202004), (54, 1001670), (60, 901503), (81, 667780), (90, 601002), (108, 500835), (135, 400668), (162, 333890), (173, 312660), (180, 300501), (193, 280260), (270, 200334), (324, 166945), (346, 156330), (386, 140130), (405, 133556), (519, 104220), (540, 100167), (579, 93420), (692, 78165), (772, 70065), (810, 66778), (865, 62532), (965, 56052), (1038, 52110), (1158, 46710), (1557, 34740), (1620, 33389), (1730, 31266), (1737, 31140), (1930, 28026), (2076, 26055), (2316, 23355), (2595, 20844), (2895, 18684), (3114, 17370), (3460, 15633), (3474, 15570), (3860, 14013), (4671, 11580), (5190, 10422), (5211, 10380), (5790, 9342), (6228, 8685), (6948, 7785)]