20194181760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{172423}}^1$

素因数の和:172506

約数の個数: 128

約数和(自身を含む): 65424562560

約数和(自身を除く): 45230380800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 610, 640, 732, 915, 960, 976, 1220, 1464, 1830, 1920, 1952, 2440, 2928, 3660, 3904, 4880, 5856, 7320, 7808, 9760, 11712, 14640, 19520, 23424, 29280, 39040, 58560, 117120, 172423, 344846, 517269, 689692, 862115, 1034538, 1379384, 1724230, 2069076, 2586345, 2758768, 3448460, 4138152, 5172690, 5517536, 6896920, 8276304, 10345380, 10517803, 11035072, 13793840, 16552608, 20690760, 21035606, 22070144, 27587680, 31553409, 33105216, 41381520, 42071212, 52589015, 55175360, 63106818, 66210432, 82763040, 84142424, 105178030, 110350720, 126213636, 157767045, 165526080, 168284848, 210356060, 252427272, 315534090, 331052160, 336569696, 420712120, 504854544, 631068180, 673139392, 841424240, 1009709088, 1262136360, 1346278784, 1682848480, 2019418176, 2524272720, 3365696960, 4038836352, 5048545440, 6731393920, 10097090880, 20194181760]

約数ペア:

[(1, 20194181760), (2, 10097090880), (3, 6731393920), (4, 5048545440), (5, 4038836352), (6, 3365696960), (8, 2524272720), (10, 2019418176), (12, 1682848480), (15, 1346278784), (16, 1262136360), (20, 1009709088), (24, 841424240), (30, 673139392), (32, 631068180), (40, 504854544), (48, 420712120), (60, 336569696), (61, 331052160), (64, 315534090), (80, 252427272), (96, 210356060), (120, 168284848), (122, 165526080), (128, 157767045), (160, 126213636), (183, 110350720), (192, 105178030), (240, 84142424), (244, 82763040), (305, 66210432), (320, 63106818), (366, 55175360), (384, 52589015), (480, 42071212), (488, 41381520), (610, 33105216), (640, 31553409), (732, 27587680), (915, 22070144), (960, 21035606), (976, 20690760), (1220, 16552608), (1464, 13793840), (1830, 11035072), (1920, 10517803), (1952, 10345380), (2440, 8276304), (2928, 6896920), (3660, 5517536), (3904, 5172690), (4880, 4138152), (5856, 3448460), (7320, 2758768), (7808, 2586345), (9760, 2069076), (11712, 1724230), (14640, 1379384), (19520, 1034538), (23424, 862115), (29280, 689692), (39040, 517269), (58560, 344846), (117120, 172423)]