215559360

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:496

約数の個数: 224

約数和(自身を含む): 774801600

約数和(自身を除く): 559242240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 90, 96, 108, 120, 122, 135, 144, 160, 180, 183, 192, 216, 240, 244, 270, 288, 305, 320, 360, 366, 409, 432, 480, 488, 540, 549, 576, 610, 720, 732, 818, 864, 915, 960, 976, 1080, 1098, 1220, 1227, 1440, 1464, 1636, 1647, 1728, 1830, 1952, 2045, 2160, 2196, 2440, 2454, 2745, 2880, 2928, 3272, 3294, 3660, 3681, 3904, 4090, 4320, 4392, 4880, 4908, 5490, 5856, 6135, 6544, 6588, 7320, 7362, 8180, 8235, 8640, 8784, 9760, 9816, 10980, 11043, 11712, 12270, 13088, 13176, 14640, 14724, 16360, 16470, 17568, 18405, 19520, 19632, 21960, 22086, 24540, 24949, 26176, 26352, 29280, 29448, 32720, 32940, 35136, 36810, 39264, 43920, 44172, 49080, 49898, 52704, 55215, 58560, 58896, 65440, 65880, 73620, 74847, 78528, 87840, 88344, 98160, 99796, 105408, 110430, 117792, 124745, 130880, 131760, 147240, 149694, 175680, 176688, 196320, 199592, 220860, 224541, 235584, 249490, 263520, 294480, 299388, 353376, 374235, 392640, 399184, 441720, 449082, 498980, 527040, 588960, 598776, 673623, 706752, 748470, 798368, 883440, 898164, 997960, 1122705, 1177920, 1197552, 1347246, 1496940, 1596736, 1766880, 1796328, 1995920, 2245410, 2395104, 2694492, 2993880, 3368115, 3533760, 3592656, 3991840, 4490820, 4790208, 5388984, 5987760, 6736230, 7185312, 7983680, 8981640, 10777968, 11975520, 13472460, 14370624, 17963280, 21555936, 23951040, 26944920, 35926560, 43111872, 53889840, 71853120, 107779680, 215559360]

約数ペア:

[(1, 215559360), (2, 107779680), (3, 71853120), (4, 53889840), (5, 43111872), (6, 35926560), (8, 26944920), (9, 23951040), (10, 21555936), (12, 17963280), (15, 14370624), (16, 13472460), (18, 11975520), (20, 10777968), (24, 8981640), (27, 7983680), (30, 7185312), (32, 6736230), (36, 5987760), (40, 5388984), (45, 4790208), (48, 4490820), (54, 3991840), (60, 3592656), (61, 3533760), (64, 3368115), (72, 2993880), (80, 2694492), (90, 2395104), (96, 2245410), (108, 1995920), (120, 1796328), (122, 1766880), (135, 1596736), (144, 1496940), (160, 1347246), (180, 1197552), (183, 1177920), (192, 1122705), (216, 997960), (240, 898164), (244, 883440), (270, 798368), (288, 748470), (305, 706752), (320, 673623), (360, 598776), (366, 588960), (409, 527040), (432, 498980), (480, 449082), (488, 441720), (540, 399184), (549, 392640), (576, 374235), (610, 353376), (720, 299388), (732, 294480), (818, 263520), (864, 249490), (915, 235584), (960, 224541), (976, 220860), (1080, 199592), (1098, 196320), (1220, 176688), (1227, 175680), (1440, 149694), (1464, 147240), (1636, 131760), (1647, 130880), (1728, 124745), (1830, 117792), (1952, 110430), (2045, 105408), (2160, 99796), (2196, 98160), (2440, 88344), (2454, 87840), (2745, 78528), (2880, 74847), (2928, 73620), (3272, 65880), (3294, 65440), (3660, 58896), (3681, 58560), (3904, 55215), (4090, 52704), (4320, 49898), (4392, 49080), (4880, 44172), (4908, 43920), (5490, 39264), (5856, 36810), (6135, 35136), (6544, 32940), (6588, 32720), (7320, 29448), (7362, 29280), (8180, 26352), (8235, 26176), (8640, 24949), (8784, 24540), (9760, 22086), (9816, 21960), (10980, 19632), (11043, 19520), (11712, 18405), (12270, 17568), (13088, 16470), (13176, 16360), (14640, 14724)]