171216720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2610

約数の個数: 160

約数和(自身を含む): 609008640

約数和(自身を除く): 437791920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2557, 2790, 3348, 3720, 4185, 4464, 5114, 5580, 6696, 7440, 7671, 8370, 10228, 11160, 12785, 13392, 15342, 16740, 20456, 22320, 23013, 25570, 30684, 33480, 38355, 40912, 46026, 51140, 61368, 66960, 69039, 76710, 79267, 92052, 102280, 115065, 122736, 138078, 153420, 158534, 184104, 204560, 230130, 237801, 276156, 306840, 317068, 345195, 368208, 396335, 460260, 475602, 552312, 613680, 634136, 690390, 713403, 792670, 920520, 951204, 1104624, 1189005, 1268272, 1380780, 1426806, 1585340, 1841040, 1902408, 2140209, 2378010, 2761560, 2853612, 3170680, 3567015, 3804816, 4280418, 4756020, 5523120, 5707224, 6341360, 7134030, 8560836, 9512040, 10701045, 11414448, 14268060, 17121672, 19024080, 21402090, 28536120, 34243344, 42804180, 57072240, 85608360, 171216720]

約数ペア:

[(1, 171216720), (2, 85608360), (3, 57072240), (4, 42804180), (5, 34243344), (6, 28536120), (8, 21402090), (9, 19024080), (10, 17121672), (12, 14268060), (15, 11414448), (16, 10701045), (18, 9512040), (20, 8560836), (24, 7134030), (27, 6341360), (30, 5707224), (31, 5523120), (36, 4756020), (40, 4280418), (45, 3804816), (48, 3567015), (54, 3170680), (60, 2853612), (62, 2761560), (72, 2378010), (80, 2140209), (90, 1902408), (93, 1841040), (108, 1585340), (120, 1426806), (124, 1380780), (135, 1268272), (144, 1189005), (155, 1104624), (180, 951204), (186, 920520), (216, 792670), (240, 713403), (248, 690390), (270, 634136), (279, 613680), (310, 552312), (360, 475602), (372, 460260), (432, 396335), (465, 368208), (496, 345195), (540, 317068), (558, 306840), (620, 276156), (720, 237801), (744, 230130), (837, 204560), (930, 184104), (1080, 158534), (1116, 153420), (1240, 138078), (1395, 122736), (1488, 115065), (1674, 102280), (1860, 92052), (2160, 79267), (2232, 76710), (2480, 69039), (2557, 66960), (2790, 61368), (3348, 51140), (3720, 46026), (4185, 40912), (4464, 38355), (5114, 33480), (5580, 30684), (6696, 25570), (7440, 23013), (7671, 22320), (8370, 20456), (10228, 16740), (11160, 15342), (12785, 13392)]