64734415920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{9989879}}^1$

素因数の和:9989904

約数の個数: 100

約数和(自身を含む): 224832239280

約数和(自身を除く): 160097823360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 9989879, 19979758, 29969637, 39959516, 49949395, 59939274, 79919032, 89908911, 99898790, 119878548, 149848185, 159838064, 179817822, 199797580, 239757096, 269726733, 299696370, 359635644, 399595160, 449544555, 479514192, 539453466, 599392740, 719271288, 799190320, 809180199, 899089110, 1078906932, 1198785480, 1348633665, 1438542576, 1618360398, 1798178220, 2157813864, 2397570960, 2697267330, 3236720796, 3596356440, 4045900995, 4315627728, 5394534660, 6473441592, 7192712880, 8091801990, 10789069320, 12946883184, 16183603980, 21578138640, 32367207960, 64734415920]

約数ペア:

[(1, 64734415920), (2, 32367207960), (3, 21578138640), (4, 16183603980), (5, 12946883184), (6, 10789069320), (8, 8091801990), (9, 7192712880), (10, 6473441592), (12, 5394534660), (15, 4315627728), (16, 4045900995), (18, 3596356440), (20, 3236720796), (24, 2697267330), (27, 2397570960), (30, 2157813864), (36, 1798178220), (40, 1618360398), (45, 1438542576), (48, 1348633665), (54, 1198785480), (60, 1078906932), (72, 899089110), (80, 809180199), (81, 799190320), (90, 719271288), (108, 599392740), (120, 539453466), (135, 479514192), (144, 449544555), (162, 399595160), (180, 359635644), (216, 299696370), (240, 269726733), (270, 239757096), (324, 199797580), (360, 179817822), (405, 159838064), (432, 149848185), (540, 119878548), (648, 99898790), (720, 89908911), (810, 79919032), (1080, 59939274), (1296, 49949395), (1620, 39959516), (2160, 29969637), (3240, 19979758), (6480, 9989879)]