647248320

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{24971}}^1$

素因数の和:25000

約数の個数: 140

約数和(自身を含む): 2302468344

約数和(自身を除く): 1655220024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 24971, 25920, 49942, 74913, 99884, 124855, 149826, 199768, 224739, 249710, 299652, 374565, 399536, 449478, 499420, 599304, 674217, 749130, 799072, 898956, 998840, 1123695, 1198608, 1348434, 1498260, 1598144, 1797912, 1997680, 2022651, 2247390, 2397216, 2696868, 2996520, 3371085, 3595824, 3995360, 4045302, 4494780, 4794432, 5393736, 5993040, 6742170, 7191648, 7990720, 8090604, 8989560, 10113255, 10787472, 11986080, 13484340, 14383296, 16181208, 17979120, 20226510, 21574944, 23972160, 26968680, 32362416, 35958240, 40453020, 43149888, 53937360, 64724832, 71916480, 80906040, 107874720, 129449664, 161812080, 215749440, 323624160, 647248320]

約数ペア:

[(1, 647248320), (2, 323624160), (3, 215749440), (4, 161812080), (5, 129449664), (6, 107874720), (8, 80906040), (9, 71916480), (10, 64724832), (12, 53937360), (15, 43149888), (16, 40453020), (18, 35958240), (20, 32362416), (24, 26968680), (27, 23972160), (30, 21574944), (32, 20226510), (36, 17979120), (40, 16181208), (45, 14383296), (48, 13484340), (54, 11986080), (60, 10787472), (64, 10113255), (72, 8989560), (80, 8090604), (81, 7990720), (90, 7191648), (96, 6742170), (108, 5993040), (120, 5393736), (135, 4794432), (144, 4494780), (160, 4045302), (162, 3995360), (180, 3595824), (192, 3371085), (216, 2996520), (240, 2696868), (270, 2397216), (288, 2247390), (320, 2022651), (324, 1997680), (360, 1797912), (405, 1598144), (432, 1498260), (480, 1348434), (540, 1198608), (576, 1123695), (648, 998840), (720, 898956), (810, 799072), (864, 749130), (960, 674217), (1080, 599304), (1296, 499420), (1440, 449478), (1620, 399536), (1728, 374565), (2160, 299652), (2592, 249710), (2880, 224739), (3240, 199768), (4320, 149826), (5184, 124855), (6480, 99884), (8640, 74913), (12960, 49942), (24971, 25920)]