876577520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^2$

素因数の和:727

約数の個数: 120

約数和(自身を含む): 2515609824

約数和(自身を除く): 1639032304

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 347, 364, 455, 520, 560, 694, 728, 910, 1040, 1388, 1456, 1735, 1820, 2429, 2776, 3470, 3640, 4511, 4858, 5552, 6940, 7280, 9022, 9716, 12145, 13880, 18044, 19432, 22555, 24290, 27760, 31577, 36088, 38864, 45110, 48580, 63154, 72176, 90220, 97160, 120409, 126308, 157885, 180440, 194320, 240818, 252616, 315770, 360880, 481636, 505232, 602045, 631540, 842863, 963272, 1204090, 1263080, 1565317, 1685726, 1926544, 2408180, 2526160, 3130634, 3371452, 4214315, 4816360, 6261268, 6742904, 7826585, 8428630, 9632720, 10957219, 12522536, 13485808, 15653170, 16857260, 21914438, 25045072, 31306340, 33714520, 43828876, 54786095, 62612680, 67429040, 87657752, 109572190, 125225360, 175315504, 219144380, 438288760, 876577520]

約数ペア:

[(1, 876577520), (2, 438288760), (4, 219144380), (5, 175315504), (7, 125225360), (8, 109572190), (10, 87657752), (13, 67429040), (14, 62612680), (16, 54786095), (20, 43828876), (26, 33714520), (28, 31306340), (35, 25045072), (40, 21914438), (52, 16857260), (56, 15653170), (65, 13485808), (70, 12522536), (80, 10957219), (91, 9632720), (104, 8428630), (112, 7826585), (130, 6742904), (140, 6261268), (182, 4816360), (208, 4214315), (260, 3371452), (280, 3130634), (347, 2526160), (364, 2408180), (455, 1926544), (520, 1685726), (560, 1565317), (694, 1263080), (728, 1204090), (910, 963272), (1040, 842863), (1388, 631540), (1456, 602045), (1735, 505232), (1820, 481636), (2429, 360880), (2776, 315770), (3470, 252616), (3640, 240818), (4511, 194320), (4858, 180440), (5552, 157885), (6940, 126308), (7280, 120409), (9022, 97160), (9716, 90220), (12145, 72176), (13880, 63154), (18044, 48580), (19432, 45110), (22555, 38864), (24290, 36088), (27760, 31577)]