71811360

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{1847}}^1$

素因数の和:1877

約数の個数: 144

約数和(自身を含む): 254270016

約数和(自身を除く): 182458656

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1847, 1944, 2160, 2430, 2592, 3240, 3694, 3888, 4320, 4860, 5541, 6480, 7388, 7776, 9235, 9720, 11082, 12960, 14776, 16623, 18470, 19440, 22164, 27705, 29552, 33246, 36940, 38880, 44328, 49869, 55410, 59104, 66492, 73880, 83115, 88656, 99738, 110820, 132984, 147760, 149607, 166230, 177312, 199476, 221640, 249345, 265968, 295520, 299214, 332460, 398952, 443280, 448821, 498690, 531936, 598428, 664920, 748035, 797904, 886560, 897642, 997380, 1196856, 1329840, 1496070, 1595808, 1795284, 1994760, 2244105, 2393712, 2659680, 2992140, 3590568, 3989520, 4488210, 4787424, 5984280, 7181136, 7979040, 8976420, 11968560, 14362272, 17952840, 23937120, 35905680, 71811360]

約数ペア:

[(1, 71811360), (2, 35905680), (3, 23937120), (4, 17952840), (5, 14362272), (6, 11968560), (8, 8976420), (9, 7979040), (10, 7181136), (12, 5984280), (15, 4787424), (16, 4488210), (18, 3989520), (20, 3590568), (24, 2992140), (27, 2659680), (30, 2393712), (32, 2244105), (36, 1994760), (40, 1795284), (45, 1595808), (48, 1496070), (54, 1329840), (60, 1196856), (72, 997380), (80, 897642), (81, 886560), (90, 797904), (96, 748035), (108, 664920), (120, 598428), (135, 531936), (144, 498690), (160, 448821), (162, 443280), (180, 398952), (216, 332460), (240, 299214), (243, 295520), (270, 265968), (288, 249345), (324, 221640), (360, 199476), (405, 177312), (432, 166230), (480, 149607), (486, 147760), (540, 132984), (648, 110820), (720, 99738), (810, 88656), (864, 83115), (972, 73880), (1080, 66492), (1215, 59104), (1296, 55410), (1440, 49869), (1620, 44328), (1847, 38880), (1944, 36940), (2160, 33246), (2430, 29552), (2592, 27705), (3240, 22164), (3694, 19440), (3888, 18470), (4320, 16623), (4860, 14776), (5541, 12960), (6480, 11082), (7388, 9720), (7776, 9235)]