68372880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1$

素因数の和:1184

約数の個数: 80

約数和(自身を含む): 212825664

約数和(自身を除く): 144452784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 347, 694, 821, 1041, 1388, 1642, 1735, 2082, 2463, 2776, 3284, 3470, 4105, 4164, 4926, 5205, 5552, 6568, 6940, 8210, 8328, 9852, 10410, 12315, 13136, 13880, 16420, 16656, 19704, 20820, 24630, 27760, 32840, 39408, 41640, 49260, 65680, 83280, 98520, 197040, 284887, 569774, 854661, 1139548, 1424435, 1709322, 2279096, 2848870, 3418644, 4273305, 4558192, 5697740, 6837288, 8546610, 11395480, 13674576, 17093220, 22790960, 34186440, 68372880]

約数ペア:

[(1, 68372880), (2, 34186440), (3, 22790960), (4, 17093220), (5, 13674576), (6, 11395480), (8, 8546610), (10, 6837288), (12, 5697740), (15, 4558192), (16, 4273305), (20, 3418644), (24, 2848870), (30, 2279096), (40, 1709322), (48, 1424435), (60, 1139548), (80, 854661), (120, 569774), (240, 284887), (347, 197040), (694, 98520), (821, 83280), (1041, 65680), (1388, 49260), (1642, 41640), (1735, 39408), (2082, 32840), (2463, 27760), (2776, 24630), (3284, 20820), (3470, 19704), (4105, 16656), (4164, 16420), (4926, 13880), (5205, 13136), (5552, 12315), (6568, 10410), (6940, 9852), (8210, 8328)]