28899360

素因数分解:

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

素因数の和:136

約数の個数: 288

約数和(自身を含む): 116992512

約数和(自身を除く): 88093152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 47, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 94, 96, 105, 112, 120, 122, 126, 140, 141, 144, 160, 168, 180, 183, 188, 210, 224, 235, 240, 244, 252, 280, 282, 288, 305, 315, 329, 336, 360, 366, 376, 420, 423, 427, 470, 480, 488, 504, 549, 560, 564, 610, 630, 658, 672, 705, 720, 732, 752, 840, 846, 854, 915, 940, 976, 987, 1008, 1098, 1120, 1128, 1220, 1260, 1281, 1316, 1410, 1440, 1464, 1504, 1645, 1680, 1692, 1708, 1830, 1880, 1952, 1974, 2016, 2115, 2135, 2196, 2256, 2440, 2520, 2562, 2632, 2745, 2820, 2867, 2928, 2961, 3290, 3360, 3384, 3416, 3660, 3760, 3843, 3948, 4230, 4270, 4392, 4512, 4880, 4935, 5040, 5124, 5264, 5490, 5640, 5734, 5856, 5922, 6405, 6580, 6768, 6832, 7320, 7520, 7686, 7896, 8460, 8540, 8601, 8784, 9760, 9870, 10080, 10248, 10528, 10980, 11280, 11468, 11844, 12810, 13160, 13536, 13664, 14335, 14640, 14805, 15372, 15792, 16920, 17080, 17202, 17568, 19215, 19740, 20069, 20496, 21960, 22560, 22936, 23688, 25620, 25803, 26320, 28670, 29280, 29610, 30744, 31584, 33840, 34160, 34404, 38430, 39480, 40138, 40992, 43005, 43920, 45872, 47376, 51240, 51606, 52640, 57340, 59220, 60207, 61488, 67680, 68320, 68808, 76860, 78960, 80276, 86010, 87840, 91744, 94752, 100345, 102480, 103212, 114680, 118440, 120414, 122976, 129015, 137616, 153720, 157920, 160552, 172020, 180621, 200690, 204960, 206424, 229360, 236880, 240828, 258030, 275232, 301035, 307440, 321104, 344040, 361242, 401380, 412848, 458720, 473760, 481656, 516060, 602070, 614880, 642208, 688080, 722484, 802760, 825696, 903105, 963312, 1032120, 1204140, 1376160, 1444968, 1605520, 1806210, 1926624, 2064240, 2408280, 2889936, 3211040, 3612420, 4128480, 4816560, 5779872, 7224840, 9633120, 14449680, 28899360]

約数ペア:

[(1, 28899360), (2, 14449680), (3, 9633120), (4, 7224840), (5, 5779872), (6, 4816560), (7, 4128480), (8, 3612420), (9, 3211040), (10, 2889936), (12, 2408280), (14, 2064240), (15, 1926624), (16, 1806210), (18, 1605520), (20, 1444968), (21, 1376160), (24, 1204140), (28, 1032120), (30, 963312), (32, 903105), (35, 825696), (36, 802760), (40, 722484), (42, 688080), (45, 642208), (47, 614880), (48, 602070), (56, 516060), (60, 481656), (61, 473760), (63, 458720), (70, 412848), (72, 401380), (80, 361242), (84, 344040), (90, 321104), (94, 307440), (96, 301035), (105, 275232), (112, 258030), (120, 240828), (122, 236880), (126, 229360), (140, 206424), (141, 204960), (144, 200690), (160, 180621), (168, 172020), (180, 160552), (183, 157920), (188, 153720), (210, 137616), (224, 129015), (235, 122976), (240, 120414), (244, 118440), (252, 114680), (280, 103212), (282, 102480), (288, 100345), (305, 94752), (315, 91744), (329, 87840), (336, 86010), (360, 80276), (366, 78960), (376, 76860), (420, 68808), (423, 68320), (427, 67680), (470, 61488), (480, 60207), (488, 59220), (504, 57340), (549, 52640), (560, 51606), (564, 51240), (610, 47376), (630, 45872), (658, 43920), (672, 43005), (705, 40992), (720, 40138), (732, 39480), (752, 38430), (840, 34404), (846, 34160), (854, 33840), (915, 31584), (940, 30744), (976, 29610), (987, 29280), (1008, 28670), (1098, 26320), (1120, 25803), (1128, 25620), (1220, 23688), (1260, 22936), (1281, 22560), (1316, 21960), (1410, 20496), (1440, 20069), (1464, 19740), (1504, 19215), (1645, 17568), (1680, 17202), (1692, 17080), (1708, 16920), (1830, 15792), (1880, 15372), (1952, 14805), (1974, 14640), (2016, 14335), (2115, 13664), (2135, 13536), (2196, 13160), (2256, 12810), (2440, 11844), (2520, 11468), (2562, 11280), (2632, 10980), (2745, 10528), (2820, 10248), (2867, 10080), (2928, 9870), (2961, 9760), (3290, 8784), (3360, 8601), (3384, 8540), (3416, 8460), (3660, 7896), (3760, 7686), (3843, 7520), (3948, 7320), (4230, 6832), (4270, 6768), (4392, 6580), (4512, 6405), (4880, 5922), (4935, 5856), (5040, 5734), (5124, 5640), (5264, 5490)]