243258240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:181

約数の個数: 256

約数和(自身を含む): 825661440

約数和(自身を除く): 582403200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 61, 62, 64, 67, 80, 93, 96, 120, 122, 124, 128, 134, 155, 160, 183, 186, 192, 201, 240, 244, 248, 268, 305, 310, 320, 335, 366, 372, 384, 402, 465, 480, 488, 496, 536, 610, 620, 640, 670, 732, 744, 804, 915, 930, 960, 976, 992, 1005, 1072, 1220, 1240, 1340, 1464, 1488, 1608, 1830, 1860, 1891, 1920, 1952, 1984, 2010, 2077, 2144, 2440, 2480, 2680, 2928, 2976, 3216, 3660, 3720, 3782, 3904, 3968, 4020, 4087, 4154, 4288, 4880, 4960, 5360, 5673, 5856, 5952, 6231, 6432, 7320, 7440, 7564, 7808, 8040, 8174, 8308, 8576, 9455, 9760, 9920, 10385, 10720, 11346, 11712, 11904, 12261, 12462, 12864, 14640, 14880, 15128, 16080, 16348, 16616, 18910, 19520, 19840, 20435, 20770, 21440, 22692, 23424, 24522, 24924, 25728, 28365, 29280, 29760, 30256, 31155, 32160, 32696, 33232, 37820, 39040, 40870, 41540, 42880, 45384, 49044, 49848, 56730, 58560, 59520, 60512, 61305, 62310, 64320, 65392, 66464, 75640, 81740, 83080, 90768, 98088, 99696, 113460, 117120, 121024, 122610, 124620, 126697, 128640, 130784, 132928, 151280, 163480, 166160, 181536, 196176, 199392, 226920, 242048, 245220, 249240, 253394, 261568, 265856, 302560, 326960, 332320, 363072, 380091, 392352, 398784, 453840, 490440, 498480, 506788, 523136, 605120, 633485, 653920, 664640, 726144, 760182, 784704, 797568, 907680, 980880, 996960, 1013576, 1210240, 1266970, 1307840, 1329280, 1520364, 1569408, 1815360, 1900455, 1961760, 1993920, 2027152, 2533940, 2615680, 3040728, 3630720, 3800910, 3923520, 3987840, 4054304, 5067880, 6081456, 7601820, 7847040, 8108608, 10135760, 12162912, 15203640, 16217216, 20271520, 24325824, 30407280, 40543040, 48651648, 60814560, 81086080, 121629120, 243258240]

約数ペア:

[(1, 243258240), (2, 121629120), (3, 81086080), (4, 60814560), (5, 48651648), (6, 40543040), (8, 30407280), (10, 24325824), (12, 20271520), (15, 16217216), (16, 15203640), (20, 12162912), (24, 10135760), (30, 8108608), (31, 7847040), (32, 7601820), (40, 6081456), (48, 5067880), (60, 4054304), (61, 3987840), (62, 3923520), (64, 3800910), (67, 3630720), (80, 3040728), (93, 2615680), (96, 2533940), (120, 2027152), (122, 1993920), (124, 1961760), (128, 1900455), (134, 1815360), (155, 1569408), (160, 1520364), (183, 1329280), (186, 1307840), (192, 1266970), (201, 1210240), (240, 1013576), (244, 996960), (248, 980880), (268, 907680), (305, 797568), (310, 784704), (320, 760182), (335, 726144), (366, 664640), (372, 653920), (384, 633485), (402, 605120), (465, 523136), (480, 506788), (488, 498480), (496, 490440), (536, 453840), (610, 398784), (620, 392352), (640, 380091), (670, 363072), (732, 332320), (744, 326960), (804, 302560), (915, 265856), (930, 261568), (960, 253394), (976, 249240), (992, 245220), (1005, 242048), (1072, 226920), (1220, 199392), (1240, 196176), (1340, 181536), (1464, 166160), (1488, 163480), (1608, 151280), (1830, 132928), (1860, 130784), (1891, 128640), (1920, 126697), (1952, 124620), (1984, 122610), (2010, 121024), (2077, 117120), (2144, 113460), (2440, 99696), (2480, 98088), (2680, 90768), (2928, 83080), (2976, 81740), (3216, 75640), (3660, 66464), (3720, 65392), (3782, 64320), (3904, 62310), (3968, 61305), (4020, 60512), (4087, 59520), (4154, 58560), (4288, 56730), (4880, 49848), (4960, 49044), (5360, 45384), (5673, 42880), (5856, 41540), (5952, 40870), (6231, 39040), (6432, 37820), (7320, 33232), (7440, 32696), (7564, 32160), (7808, 31155), (8040, 30256), (8174, 29760), (8308, 29280), (8576, 28365), (9455, 25728), (9760, 24924), (9920, 24522), (10385, 23424), (10720, 22692), (11346, 21440), (11712, 20770), (11904, 20435), (12261, 19840), (12462, 19520), (12864, 18910), (14640, 16616), (14880, 16348), (15128, 16080)]