71825760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1661

約数の個数: 144

約数和(自身を含む): 253169280

約数和(自身を除く): 181343520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1609, 1860, 2232, 2480, 2790, 2976, 3218, 3720, 4464, 4827, 4960, 5580, 6436, 7440, 8045, 8928, 9654, 11160, 12872, 14481, 14880, 16090, 19308, 22320, 24135, 25744, 28962, 32180, 38616, 44640, 48270, 49879, 51488, 57924, 64360, 72405, 77232, 96540, 99758, 115848, 128720, 144810, 149637, 154464, 193080, 199516, 231696, 249395, 257440, 289620, 299274, 386160, 399032, 448911, 463392, 498790, 579240, 598548, 748185, 772320, 798064, 897822, 997580, 1158480, 1197096, 1496370, 1596128, 1795644, 1995160, 2244555, 2316960, 2394192, 2992740, 3591288, 3990320, 4489110, 4788384, 5985480, 7182576, 7980640, 8978220, 11970960, 14365152, 17956440, 23941920, 35912880, 71825760]

約数ペア:

[(1, 71825760), (2, 35912880), (3, 23941920), (4, 17956440), (5, 14365152), (6, 11970960), (8, 8978220), (9, 7980640), (10, 7182576), (12, 5985480), (15, 4788384), (16, 4489110), (18, 3990320), (20, 3591288), (24, 2992740), (30, 2394192), (31, 2316960), (32, 2244555), (36, 1995160), (40, 1795644), (45, 1596128), (48, 1496370), (60, 1197096), (62, 1158480), (72, 997580), (80, 897822), (90, 798064), (93, 772320), (96, 748185), (120, 598548), (124, 579240), (144, 498790), (155, 463392), (160, 448911), (180, 399032), (186, 386160), (240, 299274), (248, 289620), (279, 257440), (288, 249395), (310, 231696), (360, 199516), (372, 193080), (465, 154464), (480, 149637), (496, 144810), (558, 128720), (620, 115848), (720, 99758), (744, 96540), (930, 77232), (992, 72405), (1116, 64360), (1240, 57924), (1395, 51488), (1440, 49879), (1488, 48270), (1609, 44640), (1860, 38616), (2232, 32180), (2480, 28962), (2790, 25744), (2976, 24135), (3218, 22320), (3720, 19308), (4464, 16090), (4827, 14880), (4960, 14481), (5580, 12872), (6436, 11160), (7440, 9654), (8045, 8928)]