71891280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:506

約数の個数: 160

約数和(自身を含む): 251233920

約数和(自身を除く): 179342640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 83, 90, 108, 120, 135, 144, 166, 180, 216, 240, 249, 270, 332, 360, 401, 415, 432, 498, 540, 664, 720, 747, 802, 830, 996, 1080, 1203, 1245, 1328, 1494, 1604, 1660, 1992, 2005, 2160, 2241, 2406, 2490, 2988, 3208, 3320, 3609, 3735, 3984, 4010, 4482, 4812, 4980, 5976, 6015, 6416, 6640, 7218, 7470, 8020, 8964, 9624, 9960, 10827, 11205, 11952, 12030, 14436, 14940, 16040, 17928, 18045, 19248, 19920, 21654, 22410, 24060, 28872, 29880, 32080, 33283, 35856, 36090, 43308, 44820, 48120, 54135, 57744, 59760, 66566, 72180, 86616, 89640, 96240, 99849, 108270, 133132, 144360, 166415, 173232, 179280, 199698, 216540, 266264, 288720, 299547, 332830, 399396, 433080, 499245, 532528, 599094, 665660, 798792, 866160, 898641, 998490, 1198188, 1331320, 1497735, 1597584, 1797282, 1996980, 2396376, 2662640, 2995470, 3594564, 3993960, 4493205, 4792752, 5990940, 7189128, 7987920, 8986410, 11981880, 14378256, 17972820, 23963760, 35945640, 71891280]

約数ペア:

[(1, 71891280), (2, 35945640), (3, 23963760), (4, 17972820), (5, 14378256), (6, 11981880), (8, 8986410), (9, 7987920), (10, 7189128), (12, 5990940), (15, 4792752), (16, 4493205), (18, 3993960), (20, 3594564), (24, 2995470), (27, 2662640), (30, 2396376), (36, 1996980), (40, 1797282), (45, 1597584), (48, 1497735), (54, 1331320), (60, 1198188), (72, 998490), (80, 898641), (83, 866160), (90, 798792), (108, 665660), (120, 599094), (135, 532528), (144, 499245), (166, 433080), (180, 399396), (216, 332830), (240, 299547), (249, 288720), (270, 266264), (332, 216540), (360, 199698), (401, 179280), (415, 173232), (432, 166415), (498, 144360), (540, 133132), (664, 108270), (720, 99849), (747, 96240), (802, 89640), (830, 86616), (996, 72180), (1080, 66566), (1203, 59760), (1245, 57744), (1328, 54135), (1494, 48120), (1604, 44820), (1660, 43308), (1992, 36090), (2005, 35856), (2160, 33283), (2241, 32080), (2406, 29880), (2490, 28872), (2988, 24060), (3208, 22410), (3320, 21654), (3609, 19920), (3735, 19248), (3984, 18045), (4010, 17928), (4482, 16040), (4812, 14940), (4980, 14436), (5976, 12030), (6015, 11952), (6416, 11205), (6640, 10827), (7218, 9960), (7470, 9624), (8020, 8964)]