20717497440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{282101}}^1$

素因数の和:282142

約数の個数: 192

約数和(自身を含む): 76776880320

約数和(自身を除く): 56059382880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 340, 360, 408, 432, 459, 480, 510, 540, 544, 612, 680, 720, 765, 816, 864, 918, 1020, 1080, 1224, 1360, 1440, 1530, 1632, 1836, 2040, 2160, 2295, 2448, 2720, 3060, 3672, 4080, 4320, 4590, 4896, 6120, 7344, 8160, 9180, 12240, 14688, 18360, 24480, 36720, 73440, 282101, 564202, 846303, 1128404, 1410505, 1692606, 2256808, 2538909, 2821010, 3385212, 4231515, 4513616, 4795717, 5077818, 5642020, 6770424, 7616727, 8463030, 9027232, 9591434, 10155636, 11284040, 12694545, 13540848, 14387151, 15233454, 16926060, 19182868, 20311272, 22568080, 23978585, 25389090, 27081696, 28774302, 30466908, 33852120, 38083635, 38365736, 40622544, 43161453, 45136160, 47957170, 50778180, 57548604, 60933816, 67704240, 71935755, 76167270, 76731472, 81245088, 86322906, 95914340, 101556360, 115097208, 121867632, 129484359, 135408480, 143871510, 152334540, 153462944, 172645812, 191828680, 203112720, 215807265, 230194416, 243735264, 258968718, 287743020, 304669080, 345291624, 383657360, 406225440, 431614530, 460388832, 517937436, 575486040, 609338160, 647421795, 690583248, 767314720, 863229060, 1035874872, 1150972080, 1218676320, 1294843590, 1381166496, 1726458120, 2071749744, 2301944160, 2589687180, 3452916240, 4143499488, 5179374360, 6905832480, 10358748720, 20717497440]

約数ペア:

[(1, 20717497440), (2, 10358748720), (3, 6905832480), (4, 5179374360), (5, 4143499488), (6, 3452916240), (8, 2589687180), (9, 2301944160), (10, 2071749744), (12, 1726458120), (15, 1381166496), (16, 1294843590), (17, 1218676320), (18, 1150972080), (20, 1035874872), (24, 863229060), (27, 767314720), (30, 690583248), (32, 647421795), (34, 609338160), (36, 575486040), (40, 517937436), (45, 460388832), (48, 431614530), (51, 406225440), (54, 383657360), (60, 345291624), (68, 304669080), (72, 287743020), (80, 258968718), (85, 243735264), (90, 230194416), (96, 215807265), (102, 203112720), (108, 191828680), (120, 172645812), (135, 153462944), (136, 152334540), (144, 143871510), (153, 135408480), (160, 129484359), (170, 121867632), (180, 115097208), (204, 101556360), (216, 95914340), (240, 86322906), (255, 81245088), (270, 76731472), (272, 76167270), (288, 71935755), (306, 67704240), (340, 60933816), (360, 57548604), (408, 50778180), (432, 47957170), (459, 45136160), (480, 43161453), (510, 40622544), (540, 38365736), (544, 38083635), (612, 33852120), (680, 30466908), (720, 28774302), (765, 27081696), (816, 25389090), (864, 23978585), (918, 22568080), (1020, 20311272), (1080, 19182868), (1224, 16926060), (1360, 15233454), (1440, 14387151), (1530, 13540848), (1632, 12694545), (1836, 11284040), (2040, 10155636), (2160, 9591434), (2295, 9027232), (2448, 8463030), (2720, 7616727), (3060, 6770424), (3672, 5642020), (4080, 5077818), (4320, 4795717), (4590, 4513616), (4896, 4231515), (6120, 3385212), (7344, 2821010), (8160, 2538909), (9180, 2256808), (12240, 1692606), (14688, 1410505), (18360, 1128404), (24480, 846303), (36720, 564202), (73440, 282101)]