19266240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 224

約数和(自身を含む): 72566784

約数和(自身を除く): 53300544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 61, 64, 70, 80, 84, 94, 96, 105, 112, 120, 122, 140, 141, 160, 168, 183, 188, 192, 210, 224, 235, 240, 244, 280, 282, 305, 320, 329, 336, 366, 376, 420, 427, 448, 470, 480, 488, 560, 564, 610, 658, 672, 705, 732, 752, 840, 854, 915, 940, 960, 976, 987, 1120, 1128, 1220, 1281, 1316, 1344, 1410, 1464, 1504, 1645, 1680, 1708, 1830, 1880, 1952, 1974, 2135, 2240, 2256, 2440, 2562, 2632, 2820, 2867, 2928, 3008, 3290, 3360, 3416, 3660, 3760, 3904, 3948, 4270, 4512, 4880, 4935, 5124, 5264, 5640, 5734, 5856, 6405, 6580, 6720, 6832, 7320, 7520, 7896, 8540, 8601, 9024, 9760, 9870, 10248, 10528, 11280, 11468, 11712, 12810, 13160, 13664, 14335, 14640, 15040, 15792, 17080, 17202, 19520, 19740, 20069, 20496, 21056, 22560, 22936, 25620, 26320, 27328, 28670, 29280, 31584, 34160, 34404, 39480, 40138, 40992, 43005, 45120, 45872, 51240, 52640, 57340, 58560, 60207, 63168, 68320, 68808, 78960, 80276, 81984, 86010, 91744, 100345, 102480, 105280, 114680, 120414, 136640, 137616, 157920, 160552, 172020, 183488, 200690, 204960, 229360, 240828, 275232, 301035, 315840, 321104, 344040, 401380, 409920, 458720, 481656, 550464, 602070, 642208, 688080, 802760, 917440, 963312, 1204140, 1284416, 1376160, 1605520, 1926624, 2408280, 2752320, 3211040, 3853248, 4816560, 6422080, 9633120, 19266240]

約数ペア:

[(1, 19266240), (2, 9633120), (3, 6422080), (4, 4816560), (5, 3853248), (6, 3211040), (7, 2752320), (8, 2408280), (10, 1926624), (12, 1605520), (14, 1376160), (15, 1284416), (16, 1204140), (20, 963312), (21, 917440), (24, 802760), (28, 688080), (30, 642208), (32, 602070), (35, 550464), (40, 481656), (42, 458720), (47, 409920), (48, 401380), (56, 344040), (60, 321104), (61, 315840), (64, 301035), (70, 275232), (80, 240828), (84, 229360), (94, 204960), (96, 200690), (105, 183488), (112, 172020), (120, 160552), (122, 157920), (140, 137616), (141, 136640), (160, 120414), (168, 114680), (183, 105280), (188, 102480), (192, 100345), (210, 91744), (224, 86010), (235, 81984), (240, 80276), (244, 78960), (280, 68808), (282, 68320), (305, 63168), (320, 60207), (329, 58560), (336, 57340), (366, 52640), (376, 51240), (420, 45872), (427, 45120), (448, 43005), (470, 40992), (480, 40138), (488, 39480), (560, 34404), (564, 34160), (610, 31584), (658, 29280), (672, 28670), (705, 27328), (732, 26320), (752, 25620), (840, 22936), (854, 22560), (915, 21056), (940, 20496), (960, 20069), (976, 19740), (987, 19520), (1120, 17202), (1128, 17080), (1220, 15792), (1281, 15040), (1316, 14640), (1344, 14335), (1410, 13664), (1464, 13160), (1504, 12810), (1645, 11712), (1680, 11468), (1708, 11280), (1830, 10528), (1880, 10248), (1952, 9870), (1974, 9760), (2135, 9024), (2240, 8601), (2256, 8540), (2440, 7896), (2562, 7520), (2632, 7320), (2820, 6832), (2867, 6720), (2928, 6580), (3008, 6405), (3290, 5856), (3360, 5734), (3416, 5640), (3660, 5264), (3760, 5124), (3904, 4935), (3948, 4880), (4270, 4512)]