178327680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:862

約数の個数: 128

約数和(自身を含む): 573566400

約数和(自身を除く): 395238720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 640, 655, 709, 786, 960, 1048, 1310, 1418, 1572, 1920, 1965, 2096, 2127, 2620, 2836, 3144, 3545, 3930, 4192, 4254, 5240, 5672, 6288, 7090, 7860, 8384, 8508, 10480, 10635, 11344, 12576, 14180, 15720, 16768, 17016, 20960, 21270, 22688, 25152, 28360, 31440, 34032, 41920, 42540, 45376, 50304, 56720, 62880, 68064, 83840, 85080, 90752, 92879, 113440, 125760, 136128, 170160, 185758, 226880, 251520, 272256, 278637, 340320, 371516, 453760, 464395, 557274, 680640, 743032, 928790, 1114548, 1361280, 1393185, 1486064, 1857580, 2229096, 2786370, 2972128, 3715160, 4458192, 5572740, 5944256, 7430320, 8916384, 11145480, 11888512, 14860640, 17832768, 22290960, 29721280, 35665536, 44581920, 59442560, 89163840, 178327680]

約数ペア:

[(1, 178327680), (2, 89163840), (3, 59442560), (4, 44581920), (5, 35665536), (6, 29721280), (8, 22290960), (10, 17832768), (12, 14860640), (15, 11888512), (16, 11145480), (20, 8916384), (24, 7430320), (30, 5944256), (32, 5572740), (40, 4458192), (48, 3715160), (60, 2972128), (64, 2786370), (80, 2229096), (96, 1857580), (120, 1486064), (128, 1393185), (131, 1361280), (160, 1114548), (192, 928790), (240, 743032), (262, 680640), (320, 557274), (384, 464395), (393, 453760), (480, 371516), (524, 340320), (640, 278637), (655, 272256), (709, 251520), (786, 226880), (960, 185758), (1048, 170160), (1310, 136128), (1418, 125760), (1572, 113440), (1920, 92879), (1965, 90752), (2096, 85080), (2127, 83840), (2620, 68064), (2836, 62880), (3144, 56720), (3545, 50304), (3930, 45376), (4192, 42540), (4254, 41920), (5240, 34032), (5672, 31440), (6288, 28360), (7090, 25152), (7860, 22688), (8384, 21270), (8508, 20960), (10480, 17016), (10635, 16768), (11344, 15720), (12576, 14180)]