183440640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 640475136

約数和(自身を除く): 457034496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 64, 67, 69, 80, 92, 93, 96, 115, 120, 124, 128, 134, 138, 155, 160, 184, 186, 192, 201, 230, 240, 248, 256, 268, 276, 310, 320, 335, 345, 368, 372, 384, 402, 460, 465, 480, 496, 536, 552, 620, 640, 670, 690, 713, 736, 744, 768, 804, 920, 930, 960, 992, 1005, 1072, 1104, 1240, 1280, 1340, 1380, 1426, 1472, 1488, 1541, 1608, 1840, 1860, 1920, 1984, 2010, 2077, 2139, 2144, 2208, 2480, 2680, 2760, 2852, 2944, 2976, 3082, 3216, 3565, 3680, 3720, 3840, 3968, 4020, 4154, 4278, 4288, 4416, 4623, 4960, 5360, 5520, 5704, 5888, 5952, 6164, 6231, 6432, 7130, 7360, 7440, 7705, 7936, 8040, 8308, 8556, 8576, 8832, 9246, 9920, 10385, 10695, 10720, 11040, 11408, 11904, 12328, 12462, 12864, 14260, 14720, 14880, 15410, 16080, 16616, 17112, 17152, 17664, 18492, 19840, 20770, 21390, 21440, 22080, 22816, 23115, 23808, 24656, 24924, 25728, 28520, 29440, 29760, 30820, 31155, 32160, 33232, 34224, 36984, 39680, 41540, 42780, 42880, 44160, 45632, 46230, 47771, 49312, 49848, 51456, 57040, 59520, 61640, 62310, 64320, 66464, 68448, 73968, 83080, 85560, 85760, 88320, 91264, 92460, 95542, 98624, 99696, 114080, 119040, 123280, 124620, 128640, 132928, 136896, 143313, 147936, 166160, 171120, 182528, 184920, 191084, 197248, 199392, 228160, 238855, 246560, 249240, 257280, 265856, 273792, 286626, 295872, 332320, 342240, 369840, 382168, 394496, 398784, 456320, 477710, 493120, 498480, 531712, 547584, 573252, 591744, 664640, 684480, 716565, 739680, 764336, 797568, 912640, 955420, 986240, 996960, 1146504, 1183488, 1329280, 1368960, 1433130, 1479360, 1528672, 1595136, 1910840, 1972480, 1993920, 2293008, 2658560, 2737920, 2866260, 2958720, 3057344, 3821680, 3987840, 4586016, 5732520, 5917440, 6114688, 7643360, 7975680, 9172032, 11465040, 12229376, 15286720, 18344064, 22930080, 30573440, 36688128, 45860160, 61146880, 91720320, 183440640]

約数ペア:

[(1, 183440640), (2, 91720320), (3, 61146880), (4, 45860160), (5, 36688128), (6, 30573440), (8, 22930080), (10, 18344064), (12, 15286720), (15, 12229376), (16, 11465040), (20, 9172032), (23, 7975680), (24, 7643360), (30, 6114688), (31, 5917440), (32, 5732520), (40, 4586016), (46, 3987840), (48, 3821680), (60, 3057344), (62, 2958720), (64, 2866260), (67, 2737920), (69, 2658560), (80, 2293008), (92, 1993920), (93, 1972480), (96, 1910840), (115, 1595136), (120, 1528672), (124, 1479360), (128, 1433130), (134, 1368960), (138, 1329280), (155, 1183488), (160, 1146504), (184, 996960), (186, 986240), (192, 955420), (201, 912640), (230, 797568), (240, 764336), (248, 739680), (256, 716565), (268, 684480), (276, 664640), (310, 591744), (320, 573252), (335, 547584), (345, 531712), (368, 498480), (372, 493120), (384, 477710), (402, 456320), (460, 398784), (465, 394496), (480, 382168), (496, 369840), (536, 342240), (552, 332320), (620, 295872), (640, 286626), (670, 273792), (690, 265856), (713, 257280), (736, 249240), (744, 246560), (768, 238855), (804, 228160), (920, 199392), (930, 197248), (960, 191084), (992, 184920), (1005, 182528), (1072, 171120), (1104, 166160), (1240, 147936), (1280, 143313), (1340, 136896), (1380, 132928), (1426, 128640), (1472, 124620), (1488, 123280), (1541, 119040), (1608, 114080), (1840, 99696), (1860, 98624), (1920, 95542), (1984, 92460), (2010, 91264), (2077, 88320), (2139, 85760), (2144, 85560), (2208, 83080), (2480, 73968), (2680, 68448), (2760, 66464), (2852, 64320), (2944, 62310), (2976, 61640), (3082, 59520), (3216, 57040), (3565, 51456), (3680, 49848), (3720, 49312), (3840, 47771), (3968, 46230), (4020, 45632), (4154, 44160), (4278, 42880), (4288, 42780), (4416, 41540), (4623, 39680), (4960, 36984), (5360, 34224), (5520, 33232), (5704, 32160), (5888, 31155), (5952, 30820), (6164, 29760), (6231, 29440), (6432, 28520), (7130, 25728), (7360, 24924), (7440, 24656), (7705, 23808), (7936, 23115), (8040, 22816), (8308, 22080), (8556, 21440), (8576, 21390), (8832, 20770), (9246, 19840), (9920, 18492), (10385, 17664), (10695, 17152), (10720, 17112), (11040, 16616), (11408, 16080), (11904, 15410), (12328, 14880), (12462, 14720), (12864, 14260)]