291410280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{587}}^1$

素因数の和:808

約数の個数: 192

約数和(自身を含む): 1089728640

約数和(自身を除く): 798318360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 197, 210, 252, 280, 315, 360, 394, 420, 504, 587, 591, 630, 788, 840, 985, 1174, 1182, 1260, 1379, 1576, 1761, 1773, 1970, 2348, 2364, 2520, 2758, 2935, 2955, 3522, 3546, 3940, 4109, 4137, 4696, 4728, 5283, 5516, 5870, 5910, 6895, 7044, 7092, 7880, 8218, 8274, 8805, 8865, 10566, 11032, 11740, 11820, 12327, 12411, 13790, 14088, 14184, 16436, 16548, 17610, 17730, 20545, 20685, 21132, 23480, 23640, 24654, 24822, 26415, 27580, 32872, 33096, 35220, 35460, 36981, 41090, 41370, 42264, 49308, 49644, 52830, 55160, 61635, 62055, 70440, 70920, 73962, 82180, 82740, 98616, 99288, 105660, 115639, 123270, 124110, 147924, 164360, 165480, 184905, 211320, 231278, 246540, 248220, 295848, 346917, 369810, 462556, 493080, 496440, 578195, 693834, 739620, 809473, 925112, 1040751, 1156390, 1387668, 1479240, 1618946, 1734585, 2081502, 2312780, 2428419, 2775336, 3237892, 3469170, 4047365, 4163004, 4625560, 4856838, 5203755, 6475784, 6938340, 7285257, 8094730, 8326008, 9713676, 10407510, 12142095, 13876680, 14570514, 16189460, 19427352, 20815020, 24284190, 29141028, 32378920, 36426285, 41630040, 48568380, 58282056, 72852570, 97136760, 145705140, 291410280]

約数ペア:

[(1, 291410280), (2, 145705140), (3, 97136760), (4, 72852570), (5, 58282056), (6, 48568380), (7, 41630040), (8, 36426285), (9, 32378920), (10, 29141028), (12, 24284190), (14, 20815020), (15, 19427352), (18, 16189460), (20, 14570514), (21, 13876680), (24, 12142095), (28, 10407510), (30, 9713676), (35, 8326008), (36, 8094730), (40, 7285257), (42, 6938340), (45, 6475784), (56, 5203755), (60, 4856838), (63, 4625560), (70, 4163004), (72, 4047365), (84, 3469170), (90, 3237892), (105, 2775336), (120, 2428419), (126, 2312780), (140, 2081502), (168, 1734585), (180, 1618946), (197, 1479240), (210, 1387668), (252, 1156390), (280, 1040751), (315, 925112), (360, 809473), (394, 739620), (420, 693834), (504, 578195), (587, 496440), (591, 493080), (630, 462556), (788, 369810), (840, 346917), (985, 295848), (1174, 248220), (1182, 246540), (1260, 231278), (1379, 211320), (1576, 184905), (1761, 165480), (1773, 164360), (1970, 147924), (2348, 124110), (2364, 123270), (2520, 115639), (2758, 105660), (2935, 99288), (2955, 98616), (3522, 82740), (3546, 82180), (3940, 73962), (4109, 70920), (4137, 70440), (4696, 62055), (4728, 61635), (5283, 55160), (5516, 52830), (5870, 49644), (5910, 49308), (6895, 42264), (7044, 41370), (7092, 41090), (7880, 36981), (8218, 35460), (8274, 35220), (8805, 33096), (8865, 32872), (10566, 27580), (11032, 26415), (11740, 24822), (11820, 24654), (12327, 23640), (12411, 23480), (13790, 21132), (14088, 20685), (14184, 20545), (16436, 17730), (16548, 17610)]