205657440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2729}}^1$

素因数の和:2904

約数の個数: 96

約数和(自身を含む): 652186080

約数和(自身を除く): 446528640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 240, 314, 471, 480, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 2729, 3140, 3768, 4710, 5024, 5458, 6280, 7536, 8187, 9420, 10916, 12560, 13645, 15072, 16374, 18840, 21832, 25120, 27290, 32748, 37680, 40935, 43664, 54580, 65496, 75360, 81870, 87328, 109160, 130992, 163740, 218320, 261984, 327480, 428453, 436640, 654960, 856906, 1285359, 1309920, 1713812, 2142265, 2570718, 3427624, 4284530, 5141436, 6426795, 6855248, 8569060, 10282872, 12853590, 13710496, 17138120, 20565744, 25707180, 34276240, 41131488, 51414360, 68552480, 102828720, 205657440]

約数ペア:

[(1, 205657440), (2, 102828720), (3, 68552480), (4, 51414360), (5, 41131488), (6, 34276240), (8, 25707180), (10, 20565744), (12, 17138120), (15, 13710496), (16, 12853590), (20, 10282872), (24, 8569060), (30, 6855248), (32, 6426795), (40, 5141436), (48, 4284530), (60, 3427624), (80, 2570718), (96, 2142265), (120, 1713812), (157, 1309920), (160, 1285359), (240, 856906), (314, 654960), (471, 436640), (480, 428453), (628, 327480), (785, 261984), (942, 218320), (1256, 163740), (1570, 130992), (1884, 109160), (2355, 87328), (2512, 81870), (2729, 75360), (3140, 65496), (3768, 54580), (4710, 43664), (5024, 40935), (5458, 37680), (6280, 32748), (7536, 27290), (8187, 25120), (9420, 21832), (10916, 18840), (12560, 16374), (13645, 15072)]