72554880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 256

約数和(自身を含む): 253808640

約数和(自身を除く): 181253760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 53, 60, 62, 64, 69, 80, 92, 93, 96, 106, 115, 120, 124, 128, 138, 155, 159, 160, 184, 186, 192, 212, 230, 240, 248, 265, 276, 310, 318, 320, 345, 368, 372, 384, 424, 460, 465, 480, 496, 530, 552, 620, 636, 640, 690, 713, 736, 744, 795, 848, 920, 930, 960, 992, 1060, 1104, 1219, 1240, 1272, 1380, 1426, 1472, 1488, 1590, 1643, 1696, 1840, 1860, 1920, 1984, 2120, 2139, 2208, 2438, 2480, 2544, 2760, 2852, 2944, 2976, 3180, 3286, 3392, 3565, 3657, 3680, 3720, 3968, 4240, 4278, 4416, 4876, 4929, 4960, 5088, 5520, 5704, 5952, 6095, 6360, 6572, 6784, 7130, 7314, 7360, 7440, 8215, 8480, 8556, 8832, 9752, 9858, 9920, 10176, 10695, 11040, 11408, 11904, 12190, 12720, 13144, 14260, 14628, 14720, 14880, 16430, 16960, 17112, 18285, 19504, 19716, 19840, 20352, 21390, 22080, 22816, 24380, 24645, 25440, 26288, 28520, 29256, 29760, 32860, 33920, 34224, 36570, 37789, 39008, 39432, 42780, 44160, 45632, 48760, 49290, 50880, 52576, 57040, 58512, 59520, 65720, 68448, 73140, 75578, 78016, 78864, 85560, 91264, 97520, 98580, 101760, 105152, 113367, 114080, 117024, 131440, 136896, 146280, 151156, 156032, 157728, 171120, 188945, 195040, 197160, 210304, 226734, 228160, 234048, 262880, 273792, 292560, 302312, 315456, 342240, 377890, 390080, 394320, 453468, 456320, 468096, 525760, 566835, 585120, 604624, 630912, 684480, 755780, 780160, 788640, 906936, 1051520, 1133670, 1170240, 1209248, 1368960, 1511560, 1577280, 1813872, 2267340, 2340480, 2418496, 3023120, 3154560, 3627744, 4534680, 4836992, 6046240, 7255488, 9069360, 12092480, 14510976, 18138720, 24184960, 36277440, 72554880]

約数ペア:

[(1, 72554880), (2, 36277440), (3, 24184960), (4, 18138720), (5, 14510976), (6, 12092480), (8, 9069360), (10, 7255488), (12, 6046240), (15, 4836992), (16, 4534680), (20, 3627744), (23, 3154560), (24, 3023120), (30, 2418496), (31, 2340480), (32, 2267340), (40, 1813872), (46, 1577280), (48, 1511560), (53, 1368960), (60, 1209248), (62, 1170240), (64, 1133670), (69, 1051520), (80, 906936), (92, 788640), (93, 780160), (96, 755780), (106, 684480), (115, 630912), (120, 604624), (124, 585120), (128, 566835), (138, 525760), (155, 468096), (159, 456320), (160, 453468), (184, 394320), (186, 390080), (192, 377890), (212, 342240), (230, 315456), (240, 302312), (248, 292560), (265, 273792), (276, 262880), (310, 234048), (318, 228160), (320, 226734), (345, 210304), (368, 197160), (372, 195040), (384, 188945), (424, 171120), (460, 157728), (465, 156032), (480, 151156), (496, 146280), (530, 136896), (552, 131440), (620, 117024), (636, 114080), (640, 113367), (690, 105152), (713, 101760), (736, 98580), (744, 97520), (795, 91264), (848, 85560), (920, 78864), (930, 78016), (960, 75578), (992, 73140), (1060, 68448), (1104, 65720), (1219, 59520), (1240, 58512), (1272, 57040), (1380, 52576), (1426, 50880), (1472, 49290), (1488, 48760), (1590, 45632), (1643, 44160), (1696, 42780), (1840, 39432), (1860, 39008), (1920, 37789), (1984, 36570), (2120, 34224), (2139, 33920), (2208, 32860), (2438, 29760), (2480, 29256), (2544, 28520), (2760, 26288), (2852, 25440), (2944, 24645), (2976, 24380), (3180, 22816), (3286, 22080), (3392, 21390), (3565, 20352), (3657, 19840), (3680, 19716), (3720, 19504), (3968, 18285), (4240, 17112), (4278, 16960), (4416, 16430), (4876, 14880), (4929, 14720), (4960, 14628), (5088, 14260), (5520, 13144), (5704, 12720), (5952, 12190), (6095, 11904), (6360, 11408), (6572, 11040), (6784, 10695), (7130, 10176), (7314, 9920), (7360, 9858), (7440, 9752), (8215, 8832), (8480, 8556)]