213415560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:553

約数の個数: 160

約数和(自身を含む): 723096000

約数和(自身を除く): 509680440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 199, 216, 270, 324, 331, 360, 398, 405, 540, 597, 648, 662, 796, 810, 993, 995, 1080, 1194, 1324, 1592, 1620, 1655, 1791, 1986, 1990, 2388, 2648, 2979, 2985, 3240, 3310, 3582, 3972, 3980, 4776, 4965, 5373, 5958, 5970, 6620, 7164, 7944, 7960, 8937, 8955, 9930, 10746, 11916, 11940, 13240, 14328, 14895, 16119, 17874, 17910, 19860, 21492, 23832, 23880, 26811, 26865, 29790, 32238, 35748, 35820, 39720, 42984, 44685, 53622, 53730, 59580, 64476, 65869, 71496, 71640, 80595, 89370, 107244, 107460, 119160, 128952, 131738, 134055, 161190, 178740, 197607, 214488, 214920, 263476, 268110, 322380, 329345, 357480, 395214, 526952, 536220, 592821, 644760, 658690, 790428, 988035, 1072440, 1185642, 1317380, 1580856, 1778463, 1976070, 2371284, 2634760, 2964105, 3556926, 3952140, 4742568, 5335389, 5928210, 7113852, 7904280, 8892315, 10670778, 11856420, 14227704, 17784630, 21341556, 23712840, 26676945, 35569260, 42683112, 53353890, 71138520, 106707780, 213415560]

約数ペア:

[(1, 213415560), (2, 106707780), (3, 71138520), (4, 53353890), (5, 42683112), (6, 35569260), (8, 26676945), (9, 23712840), (10, 21341556), (12, 17784630), (15, 14227704), (18, 11856420), (20, 10670778), (24, 8892315), (27, 7904280), (30, 7113852), (36, 5928210), (40, 5335389), (45, 4742568), (54, 3952140), (60, 3556926), (72, 2964105), (81, 2634760), (90, 2371284), (108, 1976070), (120, 1778463), (135, 1580856), (162, 1317380), (180, 1185642), (199, 1072440), (216, 988035), (270, 790428), (324, 658690), (331, 644760), (360, 592821), (398, 536220), (405, 526952), (540, 395214), (597, 357480), (648, 329345), (662, 322380), (796, 268110), (810, 263476), (993, 214920), (995, 214488), (1080, 197607), (1194, 178740), (1324, 161190), (1592, 134055), (1620, 131738), (1655, 128952), (1791, 119160), (1986, 107460), (1990, 107244), (2388, 89370), (2648, 80595), (2979, 71640), (2985, 71496), (3240, 65869), (3310, 64476), (3582, 59580), (3972, 53730), (3980, 53622), (4776, 44685), (4965, 42984), (5373, 39720), (5958, 35820), (5970, 35748), (6620, 32238), (7164, 29790), (7944, 26865), (7960, 26811), (8937, 23880), (8955, 23832), (9930, 21492), (10746, 19860), (11916, 17910), (11940, 17874), (13240, 16119), (14328, 14895)]