140225280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:143

約数の個数: 216

約数和(自身を含む): 491565648

約数和(自身を除く): 351340368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 60, 64, 65, 78, 80, 96, 104, 106, 120, 128, 130, 156, 159, 160, 192, 195, 208, 212, 240, 256, 260, 265, 312, 318, 320, 384, 390, 416, 424, 480, 520, 530, 624, 636, 640, 689, 768, 780, 795, 832, 848, 960, 1040, 1060, 1248, 1272, 1280, 1378, 1560, 1590, 1664, 1696, 1920, 2067, 2080, 2120, 2496, 2544, 2756, 2809, 3120, 3180, 3328, 3392, 3445, 3840, 4134, 4160, 4240, 4992, 5088, 5512, 5618, 6240, 6360, 6784, 6890, 8268, 8320, 8427, 8480, 9984, 10176, 10335, 11024, 11236, 12480, 12720, 13568, 13780, 14045, 16536, 16640, 16854, 16960, 20352, 20670, 22048, 22472, 24960, 25440, 27560, 28090, 33072, 33708, 33920, 36517, 40704, 41340, 42135, 44096, 44944, 49920, 50880, 55120, 56180, 66144, 67416, 67840, 73034, 82680, 84270, 88192, 89888, 101760, 109551, 110240, 112360, 132288, 134832, 146068, 165360, 168540, 176384, 179776, 182585, 203520, 219102, 220480, 224720, 264576, 269664, 292136, 330720, 337080, 359552, 365170, 438204, 440960, 449440, 529152, 539328, 547755, 584272, 661440, 674160, 719104, 730340, 876408, 881920, 898880, 1078656, 1095510, 1168544, 1322880, 1348320, 1460680, 1752816, 1797760, 2157312, 2191020, 2337088, 2645760, 2696640, 2921360, 3505632, 3595520, 4382040, 4674176, 5393280, 5842720, 7011264, 8764080, 9348352, 10786560, 11685440, 14022528, 17528160, 23370880, 28045056, 35056320, 46741760, 70112640, 140225280]

約数ペア:

[(1, 140225280), (2, 70112640), (3, 46741760), (4, 35056320), (5, 28045056), (6, 23370880), (8, 17528160), (10, 14022528), (12, 11685440), (13, 10786560), (15, 9348352), (16, 8764080), (20, 7011264), (24, 5842720), (26, 5393280), (30, 4674176), (32, 4382040), (39, 3595520), (40, 3505632), (48, 2921360), (52, 2696640), (53, 2645760), (60, 2337088), (64, 2191020), (65, 2157312), (78, 1797760), (80, 1752816), (96, 1460680), (104, 1348320), (106, 1322880), (120, 1168544), (128, 1095510), (130, 1078656), (156, 898880), (159, 881920), (160, 876408), (192, 730340), (195, 719104), (208, 674160), (212, 661440), (240, 584272), (256, 547755), (260, 539328), (265, 529152), (312, 449440), (318, 440960), (320, 438204), (384, 365170), (390, 359552), (416, 337080), (424, 330720), (480, 292136), (520, 269664), (530, 264576), (624, 224720), (636, 220480), (640, 219102), (689, 203520), (768, 182585), (780, 179776), (795, 176384), (832, 168540), (848, 165360), (960, 146068), (1040, 134832), (1060, 132288), (1248, 112360), (1272, 110240), (1280, 109551), (1378, 101760), (1560, 89888), (1590, 88192), (1664, 84270), (1696, 82680), (1920, 73034), (2067, 67840), (2080, 67416), (2120, 66144), (2496, 56180), (2544, 55120), (2756, 50880), (2809, 49920), (3120, 44944), (3180, 44096), (3328, 42135), (3392, 41340), (3445, 40704), (3840, 36517), (4134, 33920), (4160, 33708), (4240, 33072), (4992, 28090), (5088, 27560), (5512, 25440), (5618, 24960), (6240, 22472), (6360, 22048), (6784, 20670), (6890, 20352), (8268, 16960), (8320, 16854), (8427, 16640), (8480, 16536), (9984, 14045), (10176, 13780), (10335, 13568), (11024, 12720), (11236, 12480)]