51253440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 224

約数和(自身を含む): 193121280

約数和(自身を除く): 141867840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 263, 280, 290, 320, 336, 348, 406, 420, 435, 448, 464, 480, 526, 560, 580, 609, 672, 696, 789, 812, 840, 870, 928, 960, 1015, 1052, 1120, 1160, 1218, 1315, 1344, 1392, 1578, 1624, 1680, 1740, 1841, 1856, 2030, 2104, 2240, 2320, 2436, 2630, 2784, 3045, 3156, 3248, 3360, 3480, 3682, 3945, 4060, 4208, 4640, 4872, 5260, 5523, 5568, 6090, 6312, 6496, 6720, 6960, 7364, 7627, 7890, 8120, 8416, 9205, 9280, 9744, 10520, 11046, 12180, 12624, 12992, 13920, 14728, 15254, 15780, 16240, 16832, 18410, 19488, 21040, 22092, 22881, 24360, 25248, 27615, 27840, 29456, 30508, 31560, 32480, 36820, 38135, 38976, 42080, 44184, 45762, 48720, 50496, 53389, 55230, 58912, 61016, 63120, 64960, 73640, 76270, 84160, 88368, 91524, 97440, 106778, 110460, 114405, 117824, 122032, 126240, 147280, 152540, 160167, 176736, 183048, 194880, 213556, 220920, 228810, 244064, 252480, 266945, 294560, 305080, 320334, 353472, 366096, 427112, 441840, 457620, 488128, 533890, 589120, 610160, 640668, 732192, 800835, 854224, 883680, 915240, 1067780, 1220320, 1281336, 1464384, 1601670, 1708448, 1767360, 1830480, 2135560, 2440640, 2562672, 3203340, 3416896, 3660960, 4271120, 5125344, 6406680, 7321920, 8542240, 10250688, 12813360, 17084480, 25626720, 51253440]

約数ペア:

[(1, 51253440), (2, 25626720), (3, 17084480), (4, 12813360), (5, 10250688), (6, 8542240), (7, 7321920), (8, 6406680), (10, 5125344), (12, 4271120), (14, 3660960), (15, 3416896), (16, 3203340), (20, 2562672), (21, 2440640), (24, 2135560), (28, 1830480), (29, 1767360), (30, 1708448), (32, 1601670), (35, 1464384), (40, 1281336), (42, 1220320), (48, 1067780), (56, 915240), (58, 883680), (60, 854224), (64, 800835), (70, 732192), (80, 640668), (84, 610160), (87, 589120), (96, 533890), (105, 488128), (112, 457620), (116, 441840), (120, 427112), (140, 366096), (145, 353472), (160, 320334), (168, 305080), (174, 294560), (192, 266945), (203, 252480), (210, 244064), (224, 228810), (232, 220920), (240, 213556), (263, 194880), (280, 183048), (290, 176736), (320, 160167), (336, 152540), (348, 147280), (406, 126240), (420, 122032), (435, 117824), (448, 114405), (464, 110460), (480, 106778), (526, 97440), (560, 91524), (580, 88368), (609, 84160), (672, 76270), (696, 73640), (789, 64960), (812, 63120), (840, 61016), (870, 58912), (928, 55230), (960, 53389), (1015, 50496), (1052, 48720), (1120, 45762), (1160, 44184), (1218, 42080), (1315, 38976), (1344, 38135), (1392, 36820), (1578, 32480), (1624, 31560), (1680, 30508), (1740, 29456), (1841, 27840), (1856, 27615), (2030, 25248), (2104, 24360), (2240, 22881), (2320, 22092), (2436, 21040), (2630, 19488), (2784, 18410), (3045, 16832), (3156, 16240), (3248, 15780), (3360, 15254), (3480, 14728), (3682, 13920), (3945, 12992), (4060, 12624), (4208, 12180), (4640, 11046), (4872, 10520), (5260, 9744), (5523, 9280), (5568, 9205), (6090, 8416), (6312, 8120), (6496, 7890), (6720, 7627), (6960, 7364)]