200975460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 659824704

約数和(自身を除く): 458849244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 197, 210, 245, 294, 347, 394, 420, 490, 588, 591, 694, 735, 788, 980, 985, 1041, 1182, 1379, 1388, 1470, 1735, 1970, 2082, 2364, 2429, 2758, 2940, 2955, 3470, 3940, 4137, 4164, 4858, 5205, 5516, 5910, 6895, 6940, 7287, 8274, 9653, 9716, 10410, 11820, 12145, 13790, 14574, 16548, 17003, 19306, 20685, 20820, 24290, 27580, 28959, 29148, 34006, 36435, 38612, 41370, 48265, 48580, 51009, 57918, 68012, 68359, 72870, 82740, 85015, 96530, 102018, 115836, 136718, 144795, 145740, 170030, 193060, 204036, 205077, 255045, 273436, 289590, 340060, 341795, 410154, 478513, 510090, 579180, 683590, 820308, 957026, 1020180, 1025385, 1367180, 1435539, 1914052, 2050770, 2392565, 2871078, 3349591, 4101540, 4785130, 5742156, 6699182, 7177695, 9570260, 10048773, 13398364, 14355390, 16747955, 20097546, 28710780, 33495910, 40195092, 50243865, 66991820, 100487730, 200975460]

約数ペア:

[(1, 200975460), (2, 100487730), (3, 66991820), (4, 50243865), (5, 40195092), (6, 33495910), (7, 28710780), (10, 20097546), (12, 16747955), (14, 14355390), (15, 13398364), (20, 10048773), (21, 9570260), (28, 7177695), (30, 6699182), (35, 5742156), (42, 4785130), (49, 4101540), (60, 3349591), (70, 2871078), (84, 2392565), (98, 2050770), (105, 1914052), (140, 1435539), (147, 1367180), (196, 1025385), (197, 1020180), (210, 957026), (245, 820308), (294, 683590), (347, 579180), (394, 510090), (420, 478513), (490, 410154), (588, 341795), (591, 340060), (694, 289590), (735, 273436), (788, 255045), (980, 205077), (985, 204036), (1041, 193060), (1182, 170030), (1379, 145740), (1388, 144795), (1470, 136718), (1735, 115836), (1970, 102018), (2082, 96530), (2364, 85015), (2429, 82740), (2758, 72870), (2940, 68359), (2955, 68012), (3470, 57918), (3940, 51009), (4137, 48580), (4164, 48265), (4858, 41370), (5205, 38612), (5516, 36435), (5910, 34006), (6895, 29148), (6940, 28959), (7287, 27580), (8274, 24290), (9653, 20820), (9716, 20685), (10410, 19306), (11820, 17003), (12145, 16548), (13790, 14574)]