189701280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1403

約数の個数: 144

約数和(自身を含む): 654151680

約数和(自身を除く): 464450400

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, 72, 80, 90, 96, 103, 120, 144, 160, 180, 206, 240, 288, 309, 360, 412, 480, 515, 618, 720, 824, 927, 1030, 1236, 1279, 1440, 1545, 1648, 1854, 2060, 2472, 2558, 3090, 3296, 3708, 3837, 4120, 4635, 4944, 5116, 6180, 6395, 7416, 7674, 8240, 9270, 9888, 10232, 11511, 12360, 12790, 14832, 15348, 16480, 18540, 19185, 20464, 23022, 24720, 25580, 29664, 30696, 37080, 38370, 40928, 46044, 49440, 51160, 57555, 61392, 74160, 76740, 92088, 102320, 115110, 122784, 131737, 148320, 153480, 184176, 204640, 230220, 263474, 306960, 368352, 395211, 460440, 526948, 613920, 658685, 790422, 920880, 1053896, 1185633, 1317370, 1580844, 1841760, 1976055, 2107792, 2371266, 2634740, 3161688, 3952110, 4215584, 4742532, 5269480, 5928165, 6323376, 7904220, 9485064, 10538960, 11856330, 12646752, 15808440, 18970128, 21077920, 23712660, 31616880, 37940256, 47425320, 63233760, 94850640, 189701280]

約数ペア:

[(1, 189701280), (2, 94850640), (3, 63233760), (4, 47425320), (5, 37940256), (6, 31616880), (8, 23712660), (9, 21077920), (10, 18970128), (12, 15808440), (15, 12646752), (16, 11856330), (18, 10538960), (20, 9485064), (24, 7904220), (30, 6323376), (32, 5928165), (36, 5269480), (40, 4742532), (45, 4215584), (48, 3952110), (60, 3161688), (72, 2634740), (80, 2371266), (90, 2107792), (96, 1976055), (103, 1841760), (120, 1580844), (144, 1317370), (160, 1185633), (180, 1053896), (206, 920880), (240, 790422), (288, 658685), (309, 613920), (360, 526948), (412, 460440), (480, 395211), (515, 368352), (618, 306960), (720, 263474), (824, 230220), (927, 204640), (1030, 184176), (1236, 153480), (1279, 148320), (1440, 131737), (1545, 122784), (1648, 115110), (1854, 102320), (2060, 92088), (2472, 76740), (2558, 74160), (3090, 61392), (3296, 57555), (3708, 51160), (3837, 49440), (4120, 46044), (4635, 40928), (4944, 38370), (5116, 37080), (6180, 30696), (6395, 29664), (7416, 25580), (7674, 24720), (8240, 23022), (9270, 20464), (9888, 19185), (10232, 18540), (11511, 16480), (12360, 15348), (12790, 14832)]