64719360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{53}}^2$

素因数の和:135

約数の個数: 180

約数和(自身を含む): 228450222

約数和(自身を除く): 163730862

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 256, 265, 288, 318, 320, 360, 384, 424, 477, 480, 512, 530, 576, 636, 640, 720, 768, 795, 848, 954, 960, 1060, 1152, 1272, 1280, 1440, 1536, 1590, 1696, 1908, 1920, 2120, 2304, 2385, 2544, 2560, 2809, 2880, 3180, 3392, 3816, 3840, 4240, 4608, 4770, 5088, 5618, 5760, 6360, 6784, 7632, 7680, 8427, 8480, 9540, 10176, 11236, 11520, 12720, 13568, 14045, 15264, 16854, 16960, 19080, 20352, 22472, 23040, 25281, 25440, 27136, 28090, 30528, 33708, 33920, 38160, 40704, 42135, 44944, 50562, 50880, 56180, 61056, 67416, 67840, 76320, 81408, 84270, 89888, 101124, 101760, 112360, 122112, 126405, 134832, 135680, 152640, 168540, 179776, 202248, 203520, 224720, 244224, 252810, 269664, 305280, 337080, 359552, 404496, 407040, 449440, 505620, 539328, 610560, 674160, 719104, 808992, 898880, 1011240, 1078656, 1221120, 1348320, 1438208, 1617984, 1797760, 2022480, 2157312, 2696640, 3235968, 3595520, 4044960, 4314624, 5393280, 6471936, 7191040, 8089920, 10786560, 12943872, 16179840, 21573120, 32359680, 64719360]

約数ペア:

[(1, 64719360), (2, 32359680), (3, 21573120), (4, 16179840), (5, 12943872), (6, 10786560), (8, 8089920), (9, 7191040), (10, 6471936), (12, 5393280), (15, 4314624), (16, 4044960), (18, 3595520), (20, 3235968), (24, 2696640), (30, 2157312), (32, 2022480), (36, 1797760), (40, 1617984), (45, 1438208), (48, 1348320), (53, 1221120), (60, 1078656), (64, 1011240), (72, 898880), (80, 808992), (90, 719104), (96, 674160), (106, 610560), (120, 539328), (128, 505620), (144, 449440), (159, 407040), (160, 404496), (180, 359552), (192, 337080), (212, 305280), (240, 269664), (256, 252810), (265, 244224), (288, 224720), (318, 203520), (320, 202248), (360, 179776), (384, 168540), (424, 152640), (477, 135680), (480, 134832), (512, 126405), (530, 122112), (576, 112360), (636, 101760), (640, 101124), (720, 89888), (768, 84270), (795, 81408), (848, 76320), (954, 67840), (960, 67416), (1060, 61056), (1152, 56180), (1272, 50880), (1280, 50562), (1440, 44944), (1536, 42135), (1590, 40704), (1696, 38160), (1908, 33920), (1920, 33708), (2120, 30528), (2304, 28090), (2385, 27136), (2544, 25440), (2560, 25281), (2809, 23040), (2880, 22472), (3180, 20352), (3392, 19080), (3816, 16960), (3840, 16854), (4240, 15264), (4608, 14045), (4770, 13568), (5088, 12720), (5618, 11520), (5760, 11236), (6360, 10176), (6784, 9540), (7632, 8480), (7680, 8427)]