20119585920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{4079}}^1$

素因数の和:4475

約数の個数: 256

約数和(自身を含む): 73510502400

約数和(自身を除く): 53390916480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 367, 384, 420, 448, 480, 560, 640, 672, 734, 840, 896, 960, 1101, 1120, 1344, 1468, 1680, 1835, 1920, 2202, 2240, 2569, 2688, 2936, 3360, 3670, 4079, 4404, 4480, 5138, 5505, 5872, 6720, 7340, 7707, 8158, 8808, 10276, 11010, 11744, 12237, 12845, 13440, 14680, 15414, 16316, 17616, 20395, 20552, 22020, 23488, 24474, 25690, 28553, 29360, 30828, 32632, 35232, 38535, 40790, 41104, 44040, 46976, 48948, 51380, 57106, 58720, 61185, 61656, 65264, 70464, 77070, 81580, 82208, 85659, 88080, 97896, 102760, 114212, 117440, 122370, 123312, 130528, 140928, 142765, 154140, 163160, 164416, 171318, 176160, 195792, 205520, 228424, 234880, 244740, 246624, 261056, 285530, 308280, 326320, 328832, 342636, 352320, 391584, 411040, 428295, 456848, 489480, 493248, 522112, 571060, 616560, 652640, 685272, 704640, 783168, 822080, 856590, 913696, 978960, 986496, 1142120, 1233120, 1305280, 1370544, 1496993, 1566336, 1644160, 1713180, 1827392, 1957920, 2284240, 2466240, 2610560, 2741088, 2993986, 3426360, 3654784, 3915840, 4490979, 4568480, 4932480, 5482176, 5987972, 6852720, 7484965, 7831680, 8981958, 9136960, 10478951, 10964352, 11975944, 13705440, 14969930, 17963916, 18273920, 20957902, 22454895, 23951888, 27410880, 29939860, 31436853, 35927832, 41915804, 44909790, 47903776, 52394755, 54821760, 59879720, 62873706, 71855664, 83831608, 89819580, 95807552, 104789510, 119759440, 125747412, 143711328, 157184265, 167663216, 179639160, 191615104, 209579020, 239518880, 251494824, 287422656, 314368530, 335326432, 359278320, 419158040, 479037760, 502989648, 574845312, 628737060, 670652864, 718556640, 838316080, 958075520, 1005979296, 1257474120, 1341305728, 1437113280, 1676632160, 2011958592, 2514948240, 2874226560, 3353264320, 4023917184, 5029896480, 6706528640, 10059792960, 20119585920]

約数ペア:

[(1, 20119585920), (2, 10059792960), (3, 6706528640), (4, 5029896480), (5, 4023917184), (6, 3353264320), (7, 2874226560), (8, 2514948240), (10, 2011958592), (12, 1676632160), (14, 1437113280), (15, 1341305728), (16, 1257474120), (20, 1005979296), (21, 958075520), (24, 838316080), (28, 718556640), (30, 670652864), (32, 628737060), (35, 574845312), (40, 502989648), (42, 479037760), (48, 419158040), (56, 359278320), (60, 335326432), (64, 314368530), (70, 287422656), (80, 251494824), (84, 239518880), (96, 209579020), (105, 191615104), (112, 179639160), (120, 167663216), (128, 157184265), (140, 143711328), (160, 125747412), (168, 119759440), (192, 104789510), (210, 95807552), (224, 89819580), (240, 83831608), (280, 71855664), (320, 62873706), (336, 59879720), (367, 54821760), (384, 52394755), (420, 47903776), (448, 44909790), (480, 41915804), (560, 35927832), (640, 31436853), (672, 29939860), (734, 27410880), (840, 23951888), (896, 22454895), (960, 20957902), (1101, 18273920), (1120, 17963916), (1344, 14969930), (1468, 13705440), (1680, 11975944), (1835, 10964352), (1920, 10478951), (2202, 9136960), (2240, 8981958), (2569, 7831680), (2688, 7484965), (2936, 6852720), (3360, 5987972), (3670, 5482176), (4079, 4932480), (4404, 4568480), (4480, 4490979), (5138, 3915840), (5505, 3654784), (5872, 3426360), (6720, 2993986), (7340, 2741088), (7707, 2610560), (8158, 2466240), (8808, 2284240), (10276, 1957920), (11010, 1827392), (11744, 1713180), (12237, 1644160), (12845, 1566336), (13440, 1496993), (14680, 1370544), (15414, 1305280), (16316, 1233120), (17616, 1142120), (20395, 986496), (20552, 978960), (22020, 913696), (23488, 856590), (24474, 822080), (25690, 783168), (28553, 704640), (29360, 685272), (30828, 652640), (32632, 616560), (35232, 571060), (38535, 522112), (40790, 493248), (41104, 489480), (44040, 456848), (46976, 428295), (48948, 411040), (51380, 391584), (57106, 352320), (58720, 342636), (61185, 328832), (61656, 326320), (65264, 308280), (70464, 285530), (77070, 261056), (81580, 246624), (82208, 244740), (85659, 234880), (88080, 228424), (97896, 205520), (102760, 195792), (114212, 176160), (117440, 171318), (122370, 164416), (123312, 163160), (130528, 154140), (140928, 142765)]