66589920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 229621392

約数和(自身を除く): 163031472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 288, 353, 360, 393, 480, 524, 655, 706, 720, 786, 1048, 1059, 1179, 1310, 1412, 1440, 1572, 1765, 1965, 2096, 2118, 2358, 2620, 2824, 3144, 3177, 3530, 3930, 4192, 4236, 4716, 5240, 5295, 5648, 5895, 6288, 6354, 7060, 7860, 8472, 9432, 10480, 10590, 11296, 11790, 12576, 12708, 14120, 15720, 15885, 16944, 18864, 20960, 21180, 23580, 25416, 28240, 31440, 31770, 33888, 37728, 42360, 46243, 47160, 50832, 56480, 62880, 63540, 84720, 92486, 94320, 101664, 127080, 138729, 169440, 184972, 188640, 231215, 254160, 277458, 369944, 416187, 462430, 508320, 554916, 693645, 739888, 832374, 924860, 1109832, 1387290, 1479776, 1664748, 1849720, 2080935, 2219664, 2774580, 3329496, 3699440, 4161870, 4439328, 5549160, 6658992, 7398880, 8323740, 11098320, 13317984, 16647480, 22196640, 33294960, 66589920]

約数ペア:

[(1, 66589920), (2, 33294960), (3, 22196640), (4, 16647480), (5, 13317984), (6, 11098320), (8, 8323740), (9, 7398880), (10, 6658992), (12, 5549160), (15, 4439328), (16, 4161870), (18, 3699440), (20, 3329496), (24, 2774580), (30, 2219664), (32, 2080935), (36, 1849720), (40, 1664748), (45, 1479776), (48, 1387290), (60, 1109832), (72, 924860), (80, 832374), (90, 739888), (96, 693645), (120, 554916), (131, 508320), (144, 462430), (160, 416187), (180, 369944), (240, 277458), (262, 254160), (288, 231215), (353, 188640), (360, 184972), (393, 169440), (480, 138729), (524, 127080), (655, 101664), (706, 94320), (720, 92486), (786, 84720), (1048, 63540), (1059, 62880), (1179, 56480), (1310, 50832), (1412, 47160), (1440, 46243), (1572, 42360), (1765, 37728), (1965, 33888), (2096, 31770), (2118, 31440), (2358, 28240), (2620, 25416), (2824, 23580), (3144, 21180), (3177, 20960), (3530, 18864), (3930, 16944), (4192, 15885), (4236, 15720), (4716, 14120), (5240, 12708), (5295, 12576), (5648, 11790), (5895, 11296), (6288, 10590), (6354, 10480), (7060, 9432), (7860, 8472)]