91720320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 256

約数和(自身を含む): 319610880

約数和(自身を除く): 227890560

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, 268, 276, 310, 320, 335, 345, 368, 372, 384, 402, 460, 465, 480, 496, 536, 552, 620, 640, 670, 690, 713, 736, 744, 804, 920, 930, 960, 992, 1005, 1072, 1104, 1240, 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, 3968, 4020, 4154, 4278, 4288, 4416, 4623, 4960, 5360, 5520, 5704, 5952, 6164, 6231, 6432, 7130, 7360, 7440, 7705, 8040, 8308, 8556, 8576, 8832, 9246, 9920, 10385, 10695, 10720, 11040, 11408, 11904, 12328, 12462, 12864, 14260, 14720, 14880, 15410, 16080, 16616, 17112, 18492, 19840, 20770, 21390, 21440, 22080, 22816, 23115, 24656, 24924, 25728, 28520, 29760, 30820, 31155, 32160, 33232, 34224, 36984, 41540, 42780, 42880, 44160, 45632, 46230, 47771, 49312, 49848, 57040, 59520, 61640, 62310, 64320, 66464, 68448, 73968, 83080, 85560, 91264, 92460, 95542, 98624, 99696, 114080, 123280, 124620, 128640, 132928, 136896, 143313, 147936, 166160, 171120, 184920, 191084, 197248, 199392, 228160, 238855, 246560, 249240, 265856, 273792, 286626, 295872, 332320, 342240, 369840, 382168, 398784, 456320, 477710, 493120, 498480, 573252, 591744, 664640, 684480, 716565, 739680, 764336, 797568, 955420, 986240, 996960, 1146504, 1329280, 1368960, 1433130, 1479360, 1528672, 1910840, 1993920, 2293008, 2866260, 2958720, 3057344, 3821680, 3987840, 4586016, 5732520, 6114688, 7643360, 9172032, 11465040, 15286720, 18344064, 22930080, 30573440, 45860160, 91720320]

約数ペア:

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