51741900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 216

約数和(自身を含む): 190654464

約数和(自身を除く): 138912564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 43, 45, 50, 60, 63, 70, 75, 84, 86, 90, 100, 105, 126, 129, 140, 150, 172, 175, 180, 191, 210, 215, 225, 252, 258, 300, 301, 315, 350, 382, 387, 420, 430, 450, 516, 525, 573, 602, 630, 645, 700, 764, 774, 860, 900, 903, 955, 1050, 1075, 1146, 1204, 1260, 1290, 1337, 1505, 1548, 1575, 1719, 1806, 1910, 1935, 2100, 2150, 2292, 2580, 2674, 2709, 2865, 3010, 3150, 3225, 3438, 3612, 3820, 3870, 4011, 4300, 4515, 4775, 5348, 5418, 5730, 6020, 6300, 6450, 6685, 6876, 7525, 7740, 8022, 8213, 8595, 9030, 9550, 9675, 10836, 11460, 12033, 12900, 13370, 13545, 14325, 15050, 16044, 16426, 17190, 18060, 19100, 19350, 20055, 22575, 24066, 24639, 26740, 27090, 28650, 30100, 32852, 33425, 34380, 38700, 40110, 41065, 42975, 45150, 48132, 49278, 54180, 57300, 57491, 60165, 66850, 67725, 73917, 80220, 82130, 85950, 90300, 98556, 100275, 114982, 120330, 123195, 133700, 135450, 147834, 164260, 171900, 172473, 200550, 205325, 229964, 240660, 246390, 270900, 287455, 295668, 300825, 344946, 369585, 401100, 410650, 492780, 517419, 574910, 601650, 615975, 689892, 739170, 821300, 862365, 1034838, 1149820, 1203300, 1231950, 1437275, 1478340, 1724730, 1847925, 2069676, 2463900, 2587095, 2874550, 3449460, 3695850, 4311825, 5174190, 5749100, 7391700, 8623650, 10348380, 12935475, 17247300, 25870950, 51741900]

約数ペア:

[(1, 51741900), (2, 25870950), (3, 17247300), (4, 12935475), (5, 10348380), (6, 8623650), (7, 7391700), (9, 5749100), (10, 5174190), (12, 4311825), (14, 3695850), (15, 3449460), (18, 2874550), (20, 2587095), (21, 2463900), (25, 2069676), (28, 1847925), (30, 1724730), (35, 1478340), (36, 1437275), (42, 1231950), (43, 1203300), (45, 1149820), (50, 1034838), (60, 862365), (63, 821300), (70, 739170), (75, 689892), (84, 615975), (86, 601650), (90, 574910), (100, 517419), (105, 492780), (126, 410650), (129, 401100), (140, 369585), (150, 344946), (172, 300825), (175, 295668), (180, 287455), (191, 270900), (210, 246390), (215, 240660), (225, 229964), (252, 205325), (258, 200550), (300, 172473), (301, 171900), (315, 164260), (350, 147834), (382, 135450), (387, 133700), (420, 123195), (430, 120330), (450, 114982), (516, 100275), (525, 98556), (573, 90300), (602, 85950), (630, 82130), (645, 80220), (700, 73917), (764, 67725), (774, 66850), (860, 60165), (900, 57491), (903, 57300), (955, 54180), (1050, 49278), (1075, 48132), (1146, 45150), (1204, 42975), (1260, 41065), (1290, 40110), (1337, 38700), (1505, 34380), (1548, 33425), (1575, 32852), (1719, 30100), (1806, 28650), (1910, 27090), (1935, 26740), (2100, 24639), (2150, 24066), (2292, 22575), (2580, 20055), (2674, 19350), (2709, 19100), (2865, 18060), (3010, 17190), (3150, 16426), (3225, 16044), (3438, 15050), (3612, 14325), (3820, 13545), (3870, 13370), (4011, 12900), (4300, 12033), (4515, 11460), (4775, 10836), (5348, 9675), (5418, 9550), (5730, 9030), (6020, 8595), (6300, 8213), (6450, 8022), (6685, 7740), (6876, 7525)]