18138240

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 64920960

約数和(自身を除く): 46782720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 67, 72, 80, 90, 94, 96, 120, 128, 134, 141, 144, 160, 180, 188, 192, 201, 235, 240, 268, 282, 288, 320, 335, 360, 376, 384, 402, 423, 470, 480, 536, 564, 576, 603, 640, 670, 705, 720, 752, 804, 846, 940, 960, 1005, 1072, 1128, 1152, 1206, 1340, 1410, 1440, 1504, 1608, 1692, 1880, 1920, 2010, 2115, 2144, 2256, 2412, 2680, 2820, 2880, 3008, 3015, 3149, 3216, 3384, 3760, 4020, 4230, 4288, 4512, 4824, 5360, 5640, 5760, 6016, 6030, 6298, 6432, 6768, 7520, 8040, 8460, 8576, 9024, 9447, 9648, 10720, 11280, 12060, 12596, 12864, 13536, 15040, 15745, 16080, 16920, 18048, 18894, 19296, 21440, 22560, 24120, 25192, 25728, 27072, 28341, 30080, 31490, 32160, 33840, 37788, 38592, 42880, 45120, 47235, 48240, 50384, 54144, 56682, 62980, 64320, 67680, 75576, 77184, 90240, 94470, 96480, 100768, 113364, 125960, 128640, 135360, 141705, 151152, 188940, 192960, 201536, 226728, 251920, 270720, 283410, 302304, 377880, 385920, 403072, 453456, 503840, 566820, 604608, 755760, 906912, 1007680, 1133640, 1209216, 1511520, 1813824, 2015360, 2267280, 3023040, 3627648, 4534560, 6046080, 9069120, 18138240]

約数ペア:

[(1, 18138240), (2, 9069120), (3, 6046080), (4, 4534560), (5, 3627648), (6, 3023040), (8, 2267280), (9, 2015360), (10, 1813824), (12, 1511520), (15, 1209216), (16, 1133640), (18, 1007680), (20, 906912), (24, 755760), (30, 604608), (32, 566820), (36, 503840), (40, 453456), (45, 403072), (47, 385920), (48, 377880), (60, 302304), (64, 283410), (67, 270720), (72, 251920), (80, 226728), (90, 201536), (94, 192960), (96, 188940), (120, 151152), (128, 141705), (134, 135360), (141, 128640), (144, 125960), (160, 113364), (180, 100768), (188, 96480), (192, 94470), (201, 90240), (235, 77184), (240, 75576), (268, 67680), (282, 64320), (288, 62980), (320, 56682), (335, 54144), (360, 50384), (376, 48240), (384, 47235), (402, 45120), (423, 42880), (470, 38592), (480, 37788), (536, 33840), (564, 32160), (576, 31490), (603, 30080), (640, 28341), (670, 27072), (705, 25728), (720, 25192), (752, 24120), (804, 22560), (846, 21440), (940, 19296), (960, 18894), (1005, 18048), (1072, 16920), (1128, 16080), (1152, 15745), (1206, 15040), (1340, 13536), (1410, 12864), (1440, 12596), (1504, 12060), (1608, 11280), (1692, 10720), (1880, 9648), (1920, 9447), (2010, 9024), (2115, 8576), (2144, 8460), (2256, 8040), (2412, 7520), (2680, 6768), (2820, 6432), (2880, 6298), (3008, 6030), (3015, 6016), (3149, 5760), (3216, 5640), (3384, 5360), (3760, 4824), (4020, 4512), (4230, 4288)]