290907760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 160

約数和(自身を含む): 809948160

約数和(自身を除く): 519040400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 59, 65, 80, 88, 104, 110, 118, 130, 143, 176, 208, 220, 236, 260, 286, 295, 431, 440, 472, 520, 572, 590, 649, 715, 767, 862, 880, 944, 1040, 1144, 1180, 1298, 1430, 1534, 1724, 2155, 2288, 2360, 2596, 2860, 3068, 3245, 3448, 3835, 4310, 4720, 4741, 5192, 5603, 5720, 6136, 6490, 6896, 7670, 8437, 8620, 9482, 10384, 11206, 11440, 12272, 12980, 15340, 16874, 17240, 18964, 22412, 23705, 25429, 25960, 28015, 30680, 33748, 34480, 37928, 42185, 44824, 47410, 50858, 51920, 56030, 61360, 61633, 67496, 75856, 84370, 89648, 94820, 101716, 112060, 123266, 127145, 134992, 168740, 189640, 203432, 224120, 246532, 254290, 279719, 308165, 330577, 337480, 379280, 406864, 448240, 493064, 508580, 559438, 616330, 661154, 674960, 986128, 1017160, 1118876, 1232660, 1322308, 1398595, 1652885, 2034320, 2237752, 2465320, 2644616, 2797190, 3305770, 3636347, 4475504, 4930640, 5289232, 5594380, 6611540, 7272694, 11188760, 13223080, 14545388, 18181735, 22377520, 26446160, 29090776, 36363470, 58181552, 72726940, 145453880, 290907760]

約数ペア:

[(1, 290907760), (2, 145453880), (4, 72726940), (5, 58181552), (8, 36363470), (10, 29090776), (11, 26446160), (13, 22377520), (16, 18181735), (20, 14545388), (22, 13223080), (26, 11188760), (40, 7272694), (44, 6611540), (52, 5594380), (55, 5289232), (59, 4930640), (65, 4475504), (80, 3636347), (88, 3305770), (104, 2797190), (110, 2644616), (118, 2465320), (130, 2237752), (143, 2034320), (176, 1652885), (208, 1398595), (220, 1322308), (236, 1232660), (260, 1118876), (286, 1017160), (295, 986128), (431, 674960), (440, 661154), (472, 616330), (520, 559438), (572, 508580), (590, 493064), (649, 448240), (715, 406864), (767, 379280), (862, 337480), (880, 330577), (944, 308165), (1040, 279719), (1144, 254290), (1180, 246532), (1298, 224120), (1430, 203432), (1534, 189640), (1724, 168740), (2155, 134992), (2288, 127145), (2360, 123266), (2596, 112060), (2860, 101716), (3068, 94820), (3245, 89648), (3448, 84370), (3835, 75856), (4310, 67496), (4720, 61633), (4741, 61360), (5192, 56030), (5603, 51920), (5720, 50858), (6136, 47410), (6490, 44824), (6896, 42185), (7670, 37928), (8437, 34480), (8620, 33748), (9482, 30680), (10384, 28015), (11206, 25960), (11440, 25429), (12272, 23705), (12980, 22412), (15340, 18964), (16874, 17240)]