159536720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1$

素因数の和:1188

約数の個数: 80

約数和(自身を含む): 425651328

約数和(自身を除く): 266114608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 560, 694, 821, 1388, 1642, 1735, 2429, 2776, 3284, 3470, 4105, 4858, 5552, 5747, 6568, 6940, 8210, 9716, 11494, 12145, 13136, 13880, 16420, 19432, 22988, 24290, 27760, 28735, 32840, 38864, 45976, 48580, 57470, 65680, 91952, 97160, 114940, 194320, 229880, 284887, 459760, 569774, 1139548, 1424435, 1994209, 2279096, 2848870, 3988418, 4558192, 5697740, 7976836, 9971045, 11395480, 15953672, 19942090, 22790960, 31907344, 39884180, 79768360, 159536720]

約数ペア:

[(1, 159536720), (2, 79768360), (4, 39884180), (5, 31907344), (7, 22790960), (8, 19942090), (10, 15953672), (14, 11395480), (16, 9971045), (20, 7976836), (28, 5697740), (35, 4558192), (40, 3988418), (56, 2848870), (70, 2279096), (80, 1994209), (112, 1424435), (140, 1139548), (280, 569774), (347, 459760), (560, 284887), (694, 229880), (821, 194320), (1388, 114940), (1642, 97160), (1735, 91952), (2429, 65680), (2776, 57470), (3284, 48580), (3470, 45976), (4105, 38864), (4858, 32840), (5552, 28735), (5747, 27760), (6568, 24290), (6940, 22988), (8210, 19432), (9716, 16420), (11494, 13880), (12145, 13136)]