51813720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:762

約数の個数: 192

約数和(自身を含む): 199368000

約数和(自身を除く): 147554280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 56, 58, 60, 63, 70, 72, 84, 87, 90, 105, 116, 120, 126, 140, 145, 168, 174, 180, 203, 210, 232, 252, 261, 280, 290, 315, 348, 360, 406, 420, 435, 504, 522, 580, 609, 630, 696, 709, 812, 840, 870, 1015, 1044, 1160, 1218, 1260, 1305, 1418, 1624, 1740, 1827, 2030, 2088, 2127, 2436, 2520, 2610, 2836, 3045, 3480, 3545, 3654, 4060, 4254, 4872, 4963, 5220, 5672, 6090, 6381, 7090, 7308, 8120, 8508, 9135, 9926, 10440, 10635, 12180, 12762, 14180, 14616, 14889, 17016, 18270, 19852, 20561, 21270, 24360, 24815, 25524, 28360, 29778, 31905, 36540, 39704, 41122, 42540, 44667, 49630, 51048, 59556, 61683, 63810, 73080, 74445, 82244, 85080, 89334, 99260, 102805, 119112, 123366, 127620, 143927, 148890, 164488, 178668, 185049, 198520, 205610, 223335, 246732, 255240, 287854, 297780, 308415, 357336, 370098, 411220, 431781, 446670, 493464, 575708, 595560, 616830, 719635, 740196, 822440, 863562, 893340, 925245, 1151416, 1233660, 1295343, 1439270, 1480392, 1727124, 1786680, 1850490, 2158905, 2467320, 2590686, 2878540, 3454248, 3700980, 4317810, 5181372, 5757080, 6476715, 7401960, 8635620, 10362744, 12953430, 17271240, 25906860, 51813720]

約数ペア:

[(1, 51813720), (2, 25906860), (3, 17271240), (4, 12953430), (5, 10362744), (6, 8635620), (7, 7401960), (8, 6476715), (9, 5757080), (10, 5181372), (12, 4317810), (14, 3700980), (15, 3454248), (18, 2878540), (20, 2590686), (21, 2467320), (24, 2158905), (28, 1850490), (29, 1786680), (30, 1727124), (35, 1480392), (36, 1439270), (40, 1295343), (42, 1233660), (45, 1151416), (56, 925245), (58, 893340), (60, 863562), (63, 822440), (70, 740196), (72, 719635), (84, 616830), (87, 595560), (90, 575708), (105, 493464), (116, 446670), (120, 431781), (126, 411220), (140, 370098), (145, 357336), (168, 308415), (174, 297780), (180, 287854), (203, 255240), (210, 246732), (232, 223335), (252, 205610), (261, 198520), (280, 185049), (290, 178668), (315, 164488), (348, 148890), (360, 143927), (406, 127620), (420, 123366), (435, 119112), (504, 102805), (522, 99260), (580, 89334), (609, 85080), (630, 82244), (696, 74445), (709, 73080), (812, 63810), (840, 61683), (870, 59556), (1015, 51048), (1044, 49630), (1160, 44667), (1218, 42540), (1260, 41122), (1305, 39704), (1418, 36540), (1624, 31905), (1740, 29778), (1827, 28360), (2030, 25524), (2088, 24815), (2127, 24360), (2436, 21270), (2520, 20561), (2610, 19852), (2836, 18270), (3045, 17016), (3480, 14889), (3545, 14616), (3654, 14180), (4060, 12762), (4254, 12180), (4872, 10635), (4963, 10440), (5220, 9926), (5672, 9135), (6090, 8508), (6381, 8120), (7090, 7308)]