287359920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:964

約数の個数: 160

約数和(自身を含む): 996811200

約数和(自身を除く): 709451280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 173, 180, 216, 240, 270, 346, 360, 432, 519, 540, 692, 720, 769, 865, 1038, 1080, 1384, 1538, 1557, 1730, 2076, 2160, 2307, 2595, 2768, 3076, 3114, 3460, 3845, 4152, 4614, 4671, 5190, 6152, 6228, 6920, 6921, 7690, 7785, 8304, 9228, 9342, 10380, 11535, 12304, 12456, 13840, 13842, 15380, 15570, 18456, 18684, 20760, 20763, 23070, 23355, 24912, 27684, 30760, 31140, 34605, 36912, 37368, 41520, 41526, 46140, 46710, 55368, 61520, 62280, 69210, 74736, 83052, 92280, 93420, 103815, 110736, 124560, 133037, 138420, 166104, 184560, 186840, 207630, 266074, 276840, 332208, 373680, 399111, 415260, 532148, 553680, 665185, 798222, 830520, 1064296, 1197333, 1330370, 1596444, 1661040, 1995555, 2128592, 2394666, 2660740, 3192888, 3591999, 3991110, 4789332, 5321480, 5986665, 6385776, 7183998, 7982220, 9578664, 10642960, 11973330, 14367996, 15964440, 17959995, 19157328, 23946660, 28735992, 31928880, 35919990, 47893320, 57471984, 71839980, 95786640, 143679960, 287359920]

約数ペア:

[(1, 287359920), (2, 143679960), (3, 95786640), (4, 71839980), (5, 57471984), (6, 47893320), (8, 35919990), (9, 31928880), (10, 28735992), (12, 23946660), (15, 19157328), (16, 17959995), (18, 15964440), (20, 14367996), (24, 11973330), (27, 10642960), (30, 9578664), (36, 7982220), (40, 7183998), (45, 6385776), (48, 5986665), (54, 5321480), (60, 4789332), (72, 3991110), (80, 3591999), (90, 3192888), (108, 2660740), (120, 2394666), (135, 2128592), (144, 1995555), (173, 1661040), (180, 1596444), (216, 1330370), (240, 1197333), (270, 1064296), (346, 830520), (360, 798222), (432, 665185), (519, 553680), (540, 532148), (692, 415260), (720, 399111), (769, 373680), (865, 332208), (1038, 276840), (1080, 266074), (1384, 207630), (1538, 186840), (1557, 184560), (1730, 166104), (2076, 138420), (2160, 133037), (2307, 124560), (2595, 110736), (2768, 103815), (3076, 93420), (3114, 92280), (3460, 83052), (3845, 74736), (4152, 69210), (4614, 62280), (4671, 61520), (5190, 55368), (6152, 46710), (6228, 46140), (6920, 41526), (6921, 41520), (7690, 37368), (7785, 36912), (8304, 34605), (9228, 31140), (9342, 30760), (10380, 27684), (11535, 24912), (12304, 23355), (12456, 23070), (13840, 20763), (13842, 20760), (15380, 18684), (15570, 18456)]