64177920

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{619}}^1$

素因数の和:652

約数の個数: 180

約数和(自身を含む): 230011320

約数和(自身を除く): 165833400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 619, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1238, 1280, 1296, 1440, 1620, 1728, 1857, 1920, 2160, 2304, 2476, 2592, 2880, 3095, 3240, 3456, 3714, 3840, 4320, 4952, 5184, 5571, 5760, 6190, 6480, 6912, 7428, 8640, 9285, 9904, 10368, 11142, 11520, 12380, 12960, 14856, 16713, 17280, 18570, 19808, 20736, 22284, 24760, 25920, 27855, 29712, 33426, 34560, 37140, 39616, 44568, 49520, 50139, 51840, 55710, 59424, 66852, 74280, 79232, 83565, 89136, 99040, 100278, 103680, 111420, 118848, 133704, 148560, 158464, 167130, 178272, 198080, 200556, 222840, 237696, 250695, 267408, 297120, 334260, 356544, 396160, 401112, 445680, 475392, 501390, 534816, 594240, 668520, 713088, 792320, 802224, 891360, 1002780, 1069632, 1188480, 1337040, 1426176, 1604448, 1782720, 2005560, 2139264, 2376960, 2674080, 3208896, 3565440, 4011120, 4278528, 5348160, 6417792, 7130880, 8022240, 10696320, 12835584, 16044480, 21392640, 32088960, 64177920]

約数ペア:

[(1, 64177920), (2, 32088960), (3, 21392640), (4, 16044480), (5, 12835584), (6, 10696320), (8, 8022240), (9, 7130880), (10, 6417792), (12, 5348160), (15, 4278528), (16, 4011120), (18, 3565440), (20, 3208896), (24, 2674080), (27, 2376960), (30, 2139264), (32, 2005560), (36, 1782720), (40, 1604448), (45, 1426176), (48, 1337040), (54, 1188480), (60, 1069632), (64, 1002780), (72, 891360), (80, 802224), (81, 792320), (90, 713088), (96, 668520), (108, 594240), (120, 534816), (128, 501390), (135, 475392), (144, 445680), (160, 401112), (162, 396160), (180, 356544), (192, 334260), (216, 297120), (240, 267408), (256, 250695), (270, 237696), (288, 222840), (320, 200556), (324, 198080), (360, 178272), (384, 167130), (405, 158464), (432, 148560), (480, 133704), (540, 118848), (576, 111420), (619, 103680), (640, 100278), (648, 99040), (720, 89136), (768, 83565), (810, 79232), (864, 74280), (960, 66852), (1080, 59424), (1152, 55710), (1238, 51840), (1280, 50139), (1296, 49520), (1440, 44568), (1620, 39616), (1728, 37140), (1857, 34560), (1920, 33426), (2160, 29712), (2304, 27855), (2476, 25920), (2592, 24760), (2880, 22284), (3095, 20736), (3240, 19808), (3456, 18570), (3714, 17280), (3840, 16713), (4320, 14856), (4952, 12960), (5184, 12380), (5571, 11520), (5760, 11142), (6190, 10368), (6480, 9904), (6912, 9285), (7428, 8640)]