20004510960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{21929}}^1$

素因数の和:22136

約数の個数: 240

約数和(自身を含む): 77206933440

約数和(自身を除く): 57202422480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 181, 210, 240, 252, 280, 315, 336, 360, 362, 420, 504, 543, 560, 630, 720, 724, 840, 905, 1008, 1086, 1260, 1267, 1448, 1629, 1680, 1810, 2172, 2520, 2534, 2715, 2896, 3258, 3620, 3801, 4344, 5040, 5068, 5430, 6335, 6516, 7240, 7602, 8145, 8688, 10136, 10860, 11403, 12670, 13032, 14480, 15204, 16290, 19005, 20272, 21720, 21929, 22806, 25340, 26064, 30408, 32580, 38010, 43440, 43858, 45612, 50680, 57015, 60816, 65160, 65787, 76020, 87716, 91224, 101360, 109645, 114030, 130320, 131574, 152040, 153503, 175432, 182448, 197361, 219290, 228060, 263148, 304080, 307006, 328935, 350864, 394722, 438580, 456120, 460509, 526296, 614012, 657870, 767515, 789444, 877160, 912240, 921018, 986805, 1052592, 1228024, 1315740, 1381527, 1535030, 1578888, 1754320, 1842036, 1973610, 2302545, 2456048, 2631480, 2763054, 3070060, 3157776, 3684072, 3947220, 3969149, 4605090, 5262960, 5526108, 6140120, 6907635, 7368144, 7894440, 7938298, 9210180, 11052216, 11907447, 12280240, 13815270, 15788880, 15876596, 18420360, 19845745, 22104432, 23814894, 27630540, 27784043, 31753192, 35722341, 36840720, 39691490, 47629788, 55261080, 55568086, 59537235, 63506384, 71444682, 79382980, 83352129, 95259576, 110522160, 111136172, 119074470, 138920215, 142889364, 158765960, 166704258, 178611705, 190519152, 222272344, 238148940, 250056387, 277840430, 285778728, 317531920, 333408516, 357223410, 416760645, 444544688, 476297880, 500112774, 555680860, 571557456, 666817032, 714446820, 833521290, 952595760, 1000225548, 1111361720, 1250281935, 1333634064, 1428893640, 1667042580, 2000451096, 2222723440, 2500563870, 2857787280, 3334085160, 4000902192, 5001127740, 6668170320, 10002255480, 20004510960]

約数ペア:

[(1, 20004510960), (2, 10002255480), (3, 6668170320), (4, 5001127740), (5, 4000902192), (6, 3334085160), (7, 2857787280), (8, 2500563870), (9, 2222723440), (10, 2000451096), (12, 1667042580), (14, 1428893640), (15, 1333634064), (16, 1250281935), (18, 1111361720), (20, 1000225548), (21, 952595760), (24, 833521290), (28, 714446820), (30, 666817032), (35, 571557456), (36, 555680860), (40, 500112774), (42, 476297880), (45, 444544688), (48, 416760645), (56, 357223410), (60, 333408516), (63, 317531920), (70, 285778728), (72, 277840430), (80, 250056387), (84, 238148940), (90, 222272344), (105, 190519152), (112, 178611705), (120, 166704258), (126, 158765960), (140, 142889364), (144, 138920215), (168, 119074470), (180, 111136172), (181, 110522160), (210, 95259576), (240, 83352129), (252, 79382980), (280, 71444682), (315, 63506384), (336, 59537235), (360, 55568086), (362, 55261080), (420, 47629788), (504, 39691490), (543, 36840720), (560, 35722341), (630, 31753192), (720, 27784043), (724, 27630540), (840, 23814894), (905, 22104432), (1008, 19845745), (1086, 18420360), (1260, 15876596), (1267, 15788880), (1448, 13815270), (1629, 12280240), (1680, 11907447), (1810, 11052216), (2172, 9210180), (2520, 7938298), (2534, 7894440), (2715, 7368144), (2896, 6907635), (3258, 6140120), (3620, 5526108), (3801, 5262960), (4344, 4605090), (5040, 3969149), (5068, 3947220), (5430, 3684072), (6335, 3157776), (6516, 3070060), (7240, 2763054), (7602, 2631480), (8145, 2456048), (8688, 2302545), (10136, 1973610), (10860, 1842036), (11403, 1754320), (12670, 1578888), (13032, 1535030), (14480, 1381527), (15204, 1315740), (16290, 1228024), (19005, 1052592), (20272, 986805), (21720, 921018), (21929, 912240), (22806, 877160), (25340, 789444), (26064, 767515), (30408, 657870), (32580, 614012), (38010, 526296), (43440, 460509), (43858, 456120), (45612, 438580), (50680, 394722), (57015, 350864), (60816, 328935), (65160, 307006), (65787, 304080), (76020, 263148), (87716, 228060), (91224, 219290), (101360, 197361), (109645, 182448), (114030, 175432), (130320, 153503), (131574, 152040)]