20177756640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{19543}}^1$

素因数の和:19806

約数の個数: 192

約数和(自身を含む): 70921267200

約数和(自身を除く): 50743510560

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, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 239, 240, 270, 288, 360, 432, 478, 480, 540, 717, 720, 864, 956, 1080, 1195, 1434, 1440, 1912, 2151, 2160, 2390, 2868, 3585, 3824, 4302, 4320, 4780, 5736, 6453, 7170, 7648, 8604, 9560, 10755, 11472, 12906, 14340, 17208, 19120, 19543, 21510, 22944, 25812, 28680, 32265, 34416, 38240, 39086, 43020, 51624, 57360, 58629, 64530, 68832, 78172, 86040, 97715, 103248, 114720, 117258, 129060, 156344, 172080, 175887, 195430, 206496, 234516, 258120, 293145, 312688, 344160, 351774, 390860, 469032, 516240, 527661, 586290, 625376, 703548, 781720, 879435, 938064, 1032480, 1055322, 1172580, 1407096, 1563440, 1758870, 1876128, 2110644, 2345160, 2638305, 2814192, 3126880, 3517740, 4221288, 4670777, 4690320, 5276610, 5628384, 7035480, 8442576, 9341554, 9380640, 10553220, 14012331, 14070960, 16885152, 18683108, 21106440, 23353885, 28024662, 28141920, 37366216, 42036993, 42212880, 46707770, 56049324, 70061655, 74732432, 84073986, 84425760, 93415540, 112098648, 126110979, 140123310, 149464864, 168147972, 186831080, 210184965, 224197296, 252221958, 280246620, 336295944, 373662160, 420369930, 448394592, 504443916, 560493240, 630554895, 672591888, 747324320, 840739860, 1008887832, 1120986480, 1261109790, 1345183776, 1681479720, 2017775664, 2241972960, 2522219580, 3362959440, 4035551328, 5044439160, 6725918880, 10088878320, 20177756640]

約数ペア:

[(1, 20177756640), (2, 10088878320), (3, 6725918880), (4, 5044439160), (5, 4035551328), (6, 3362959440), (8, 2522219580), (9, 2241972960), (10, 2017775664), (12, 1681479720), (15, 1345183776), (16, 1261109790), (18, 1120986480), (20, 1008887832), (24, 840739860), (27, 747324320), (30, 672591888), (32, 630554895), (36, 560493240), (40, 504443916), (45, 448394592), (48, 420369930), (54, 373662160), (60, 336295944), (72, 280246620), (80, 252221958), (90, 224197296), (96, 210184965), (108, 186831080), (120, 168147972), (135, 149464864), (144, 140123310), (160, 126110979), (180, 112098648), (216, 93415540), (239, 84425760), (240, 84073986), (270, 74732432), (288, 70061655), (360, 56049324), (432, 46707770), (478, 42212880), (480, 42036993), (540, 37366216), (717, 28141920), (720, 28024662), (864, 23353885), (956, 21106440), (1080, 18683108), (1195, 16885152), (1434, 14070960), (1440, 14012331), (1912, 10553220), (2151, 9380640), (2160, 9341554), (2390, 8442576), (2868, 7035480), (3585, 5628384), (3824, 5276610), (4302, 4690320), (4320, 4670777), (4780, 4221288), (5736, 3517740), (6453, 3126880), (7170, 2814192), (7648, 2638305), (8604, 2345160), (9560, 2110644), (10755, 1876128), (11472, 1758870), (12906, 1563440), (14340, 1407096), (17208, 1172580), (19120, 1055322), (19543, 1032480), (21510, 938064), (22944, 879435), (25812, 781720), (28680, 703548), (32265, 625376), (34416, 586290), (38240, 527661), (39086, 516240), (43020, 469032), (51624, 390860), (57360, 351774), (58629, 344160), (64530, 312688), (68832, 293145), (78172, 258120), (86040, 234516), (97715, 206496), (103248, 195430), (114720, 175887), (117258, 172080), (129060, 156344)]