81414720

素因数分解:

$2^6\times 3^6\times 5^1\times {\mathrm{349}}^1$

素因数の和:384

約数の個数: 196

約数和(自身を含む): 291503100

約数和(自身を除く): 210088380

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, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 349, 360, 405, 432, 480, 486, 540, 576, 648, 698, 720, 729, 810, 864, 960, 972, 1047, 1080, 1215, 1296, 1396, 1440, 1458, 1620, 1728, 1745, 1944, 2094, 2160, 2430, 2592, 2792, 2880, 2916, 3141, 3240, 3490, 3645, 3888, 4188, 4320, 4860, 5184, 5235, 5584, 5832, 6282, 6480, 6980, 7290, 7776, 8376, 8640, 9423, 9720, 10470, 11168, 11664, 12564, 12960, 13960, 14580, 15552, 15705, 16752, 18846, 19440, 20940, 22336, 23328, 25128, 25920, 27920, 28269, 29160, 31410, 33504, 37692, 38880, 41880, 46656, 47115, 50256, 55840, 56538, 58320, 62820, 67008, 75384, 77760, 83760, 84807, 94230, 100512, 111680, 113076, 116640, 125640, 141345, 150768, 167520, 169614, 188460, 201024, 226152, 233280, 251280, 254421, 282690, 301536, 335040, 339228, 376920, 424035, 452304, 502560, 508842, 565380, 603072, 678456, 753840, 848070, 904608, 1005120, 1017684, 1130760, 1272105, 1356912, 1507680, 1696140, 1809216, 2035368, 2261520, 2544210, 2713824, 3015360, 3392280, 4070736, 4523040, 5088420, 5427648, 6784560, 8141472, 9046080, 10176840, 13569120, 16282944, 20353680, 27138240, 40707360, 81414720]

約数ペア:

[(1, 81414720), (2, 40707360), (3, 27138240), (4, 20353680), (5, 16282944), (6, 13569120), (8, 10176840), (9, 9046080), (10, 8141472), (12, 6784560), (15, 5427648), (16, 5088420), (18, 4523040), (20, 4070736), (24, 3392280), (27, 3015360), (30, 2713824), (32, 2544210), (36, 2261520), (40, 2035368), (45, 1809216), (48, 1696140), (54, 1507680), (60, 1356912), (64, 1272105), (72, 1130760), (80, 1017684), (81, 1005120), (90, 904608), (96, 848070), (108, 753840), (120, 678456), (135, 603072), (144, 565380), (160, 508842), (162, 502560), (180, 452304), (192, 424035), (216, 376920), (240, 339228), (243, 335040), (270, 301536), (288, 282690), (320, 254421), (324, 251280), (349, 233280), (360, 226152), (405, 201024), (432, 188460), (480, 169614), (486, 167520), (540, 150768), (576, 141345), (648, 125640), (698, 116640), (720, 113076), (729, 111680), (810, 100512), (864, 94230), (960, 84807), (972, 83760), (1047, 77760), (1080, 75384), (1215, 67008), (1296, 62820), (1396, 58320), (1440, 56538), (1458, 55840), (1620, 50256), (1728, 47115), (1745, 46656), (1944, 41880), (2094, 38880), (2160, 37692), (2430, 33504), (2592, 31410), (2792, 29160), (2880, 28269), (2916, 27920), (3141, 25920), (3240, 25128), (3490, 23328), (3645, 22336), (3888, 20940), (4188, 19440), (4320, 18846), (4860, 16752), (5184, 15705), (5235, 15552), (5584, 14580), (5832, 13960), (6282, 12960), (6480, 12564), (6980, 11664), (7290, 11168), (7776, 10470), (8376, 9720), (8640, 9423)]