215270640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:352

約数の個数: 240

約数和(自身を含む): 789428640

約数和(自身を除く): 574158000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 109, 117, 120, 130, 144, 156, 180, 195, 208, 211, 218, 234, 240, 260, 312, 327, 360, 390, 422, 436, 468, 520, 545, 585, 624, 633, 654, 720, 780, 844, 872, 936, 981, 1040, 1055, 1090, 1170, 1266, 1308, 1417, 1560, 1635, 1688, 1744, 1872, 1899, 1962, 2110, 2180, 2340, 2532, 2616, 2743, 2834, 3120, 3165, 3270, 3376, 3798, 3924, 4220, 4251, 4360, 4680, 4905, 5064, 5232, 5486, 5668, 6330, 6540, 7085, 7596, 7848, 8229, 8440, 8502, 8720, 9360, 9495, 9810, 10128, 10972, 11336, 12660, 12753, 13080, 13715, 14170, 15192, 15696, 16458, 16880, 17004, 18990, 19620, 21255, 21944, 22672, 22999, 24687, 25320, 25506, 26160, 27430, 28340, 30384, 32916, 34008, 37980, 39240, 41145, 42510, 43888, 45998, 49374, 50640, 51012, 54860, 56680, 63765, 65832, 68016, 68997, 75960, 78480, 82290, 85020, 91996, 98748, 102024, 109720, 113360, 114995, 123435, 127530, 131664, 137994, 151920, 164580, 170040, 183992, 197496, 204048, 206991, 219440, 229990, 246870, 255060, 275988, 298987, 329160, 340080, 344985, 367984, 394992, 413982, 459980, 493740, 510120, 551976, 597974, 658320, 689970, 827964, 896961, 919960, 987480, 1020240, 1034955, 1103952, 1195948, 1379940, 1494935, 1655928, 1793922, 1839920, 1974960, 2069910, 2391896, 2690883, 2759880, 2989870, 3311856, 3587844, 4139820, 4484805, 4783792, 5381766, 5519760, 5979740, 7175688, 8279640, 8969610, 10763532, 11959480, 13454415, 14351376, 16559280, 17939220, 21527064, 23918960, 26908830, 35878440, 43054128, 53817660, 71756880, 107635320, 215270640]

約数ペア:

[(1, 215270640), (2, 107635320), (3, 71756880), (4, 53817660), (5, 43054128), (6, 35878440), (8, 26908830), (9, 23918960), (10, 21527064), (12, 17939220), (13, 16559280), (15, 14351376), (16, 13454415), (18, 11959480), (20, 10763532), (24, 8969610), (26, 8279640), (30, 7175688), (36, 5979740), (39, 5519760), (40, 5381766), (45, 4783792), (48, 4484805), (52, 4139820), (60, 3587844), (65, 3311856), (72, 2989870), (78, 2759880), (80, 2690883), (90, 2391896), (104, 2069910), (109, 1974960), (117, 1839920), (120, 1793922), (130, 1655928), (144, 1494935), (156, 1379940), (180, 1195948), (195, 1103952), (208, 1034955), (211, 1020240), (218, 987480), (234, 919960), (240, 896961), (260, 827964), (312, 689970), (327, 658320), (360, 597974), (390, 551976), (422, 510120), (436, 493740), (468, 459980), (520, 413982), (545, 394992), (585, 367984), (624, 344985), (633, 340080), (654, 329160), (720, 298987), (780, 275988), (844, 255060), (872, 246870), (936, 229990), (981, 219440), (1040, 206991), (1055, 204048), (1090, 197496), (1170, 183992), (1266, 170040), (1308, 164580), (1417, 151920), (1560, 137994), (1635, 131664), (1688, 127530), (1744, 123435), (1872, 114995), (1899, 113360), (1962, 109720), (2110, 102024), (2180, 98748), (2340, 91996), (2532, 85020), (2616, 82290), (2743, 78480), (2834, 75960), (3120, 68997), (3165, 68016), (3270, 65832), (3376, 63765), (3798, 56680), (3924, 54860), (4220, 51012), (4251, 50640), (4360, 49374), (4680, 45998), (4905, 43888), (5064, 42510), (5232, 41145), (5486, 39240), (5668, 37980), (6330, 34008), (6540, 32916), (7085, 30384), (7596, 28340), (7848, 27430), (8229, 26160), (8440, 25506), (8502, 25320), (8720, 24687), (9360, 22999), (9495, 22672), (9810, 21944), (10128, 21255), (10972, 19620), (11336, 18990), (12660, 17004), (12753, 16880), (13080, 16458), (13715, 15696), (14170, 15192)]