20075797920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1\times {\mathrm{1279}}^1$

素因数の和:1967

約数の個数: 192

約数和(自身を含む): 64586833920

約数和(自身を除く): 44511036000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 80, 96, 106, 120, 159, 160, 212, 240, 265, 318, 424, 480, 530, 617, 636, 795, 848, 1060, 1234, 1272, 1279, 1590, 1696, 1851, 2120, 2468, 2544, 2558, 3085, 3180, 3702, 3837, 4240, 4936, 5088, 5116, 6170, 6360, 6395, 7404, 7674, 8480, 9255, 9872, 10232, 12340, 12720, 12790, 14808, 15348, 18510, 19185, 19744, 20464, 24680, 25440, 25580, 29616, 30696, 32701, 37020, 38370, 40928, 49360, 51160, 59232, 61392, 65402, 67787, 74040, 76740, 98103, 98720, 102320, 122784, 130804, 135574, 148080, 153480, 163505, 196206, 203361, 204640, 261608, 271148, 296160, 306960, 327010, 338935, 392412, 406722, 490515, 523216, 542296, 613920, 654020, 677870, 784824, 789143, 813444, 981030, 1016805, 1046432, 1084592, 1308040, 1355740, 1569648, 1578286, 1626888, 1962060, 2033610, 2169184, 2367429, 2616080, 2711480, 3139296, 3156572, 3253776, 3924120, 3945715, 4067220, 4734858, 5232160, 5422960, 6313144, 6507552, 7848240, 7891430, 8134440, 9469716, 10845920, 11837145, 12626288, 15696480, 15782860, 16268880, 18939432, 23674290, 25252576, 31565720, 32537760, 37878864, 41824579, 47348580, 63131440, 75757728, 83649158, 94697160, 125473737, 126262880, 167298316, 189394320, 209122895, 250947474, 334596632, 378788640, 418245790, 501894948, 627368685, 669193264, 836491580, 1003789896, 1254737370, 1338386528, 1672983160, 2007579792, 2509474740, 3345966320, 4015159584, 5018949480, 6691932640, 10037898960, 20075797920]

約数ペア:

[(1, 20075797920), (2, 10037898960), (3, 6691932640), (4, 5018949480), (5, 4015159584), (6, 3345966320), (8, 2509474740), (10, 2007579792), (12, 1672983160), (15, 1338386528), (16, 1254737370), (20, 1003789896), (24, 836491580), (30, 669193264), (32, 627368685), (40, 501894948), (48, 418245790), (53, 378788640), (60, 334596632), (80, 250947474), (96, 209122895), (106, 189394320), (120, 167298316), (159, 126262880), (160, 125473737), (212, 94697160), (240, 83649158), (265, 75757728), (318, 63131440), (424, 47348580), (480, 41824579), (530, 37878864), (617, 32537760), (636, 31565720), (795, 25252576), (848, 23674290), (1060, 18939432), (1234, 16268880), (1272, 15782860), (1279, 15696480), (1590, 12626288), (1696, 11837145), (1851, 10845920), (2120, 9469716), (2468, 8134440), (2544, 7891430), (2558, 7848240), (3085, 6507552), (3180, 6313144), (3702, 5422960), (3837, 5232160), (4240, 4734858), (4936, 4067220), (5088, 3945715), (5116, 3924120), (6170, 3253776), (6360, 3156572), (6395, 3139296), (7404, 2711480), (7674, 2616080), (8480, 2367429), (9255, 2169184), (9872, 2033610), (10232, 1962060), (12340, 1626888), (12720, 1578286), (12790, 1569648), (14808, 1355740), (15348, 1308040), (18510, 1084592), (19185, 1046432), (19744, 1016805), (20464, 981030), (24680, 813444), (25440, 789143), (25580, 784824), (29616, 677870), (30696, 654020), (32701, 613920), (37020, 542296), (38370, 523216), (40928, 490515), (49360, 406722), (51160, 392412), (59232, 338935), (61392, 327010), (65402, 306960), (67787, 296160), (74040, 271148), (76740, 261608), (98103, 204640), (98720, 203361), (102320, 196206), (122784, 163505), (130804, 153480), (135574, 148080)]