71861760

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{3119}}^1$

素因数の和:3148

約数の個数: 120

約数和(自身を含む): 248957280

約数和(自身を除く): 177095520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3119, 3840, 4608, 5760, 6238, 7680, 9357, 11520, 12476, 15595, 18714, 23040, 24952, 28071, 31190, 37428, 46785, 49904, 56142, 62380, 74856, 93570, 99808, 112284, 124760, 140355, 149712, 187140, 199616, 224568, 249520, 280710, 299424, 374280, 399232, 449136, 499040, 561420, 598848, 748560, 798464, 898272, 998080, 1122840, 1197696, 1497120, 1596928, 1796544, 1996160, 2245680, 2395392, 2994240, 3593088, 3992320, 4491360, 4790784, 5988480, 7186176, 7984640, 8982720, 11976960, 14372352, 17965440, 23953920, 35930880, 71861760]

約数ペア:

[(1, 71861760), (2, 35930880), (3, 23953920), (4, 17965440), (5, 14372352), (6, 11976960), (8, 8982720), (9, 7984640), (10, 7186176), (12, 5988480), (15, 4790784), (16, 4491360), (18, 3992320), (20, 3593088), (24, 2994240), (30, 2395392), (32, 2245680), (36, 1996160), (40, 1796544), (45, 1596928), (48, 1497120), (60, 1197696), (64, 1122840), (72, 998080), (80, 898272), (90, 798464), (96, 748560), (120, 598848), (128, 561420), (144, 499040), (160, 449136), (180, 399232), (192, 374280), (240, 299424), (256, 280710), (288, 249520), (320, 224568), (360, 199616), (384, 187140), (480, 149712), (512, 140355), (576, 124760), (640, 112284), (720, 99808), (768, 93570), (960, 74856), (1152, 62380), (1280, 56142), (1440, 49904), (1536, 46785), (1920, 37428), (2304, 31190), (2560, 28071), (2880, 24952), (3119, 23040), (3840, 18714), (4608, 15595), (5760, 12476), (6238, 11520), (7680, 9357)]