71839710

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2911

約数の個数: 80

約数和(自身を含む): 199469952

約数和(自身を除く): 127630242

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 810, 837, 930, 1395, 1674, 2511, 2790, 2861, 4185, 5022, 5722, 8370, 8583, 12555, 14305, 17166, 25110, 25749, 28610, 42915, 51498, 77247, 85830, 88691, 128745, 154494, 177382, 231741, 257490, 266073, 386235, 443455, 463482, 532146, 772470, 798219, 886910, 1158705, 1330365, 1596438, 2317410, 2394657, 2660730, 3991095, 4789314, 7183971, 7982190, 11973285, 14367942, 23946570, 35919855, 71839710]

約数ペア:

[(1, 71839710), (2, 35919855), (3, 23946570), (5, 14367942), (6, 11973285), (9, 7982190), (10, 7183971), (15, 4789314), (18, 3991095), (27, 2660730), (30, 2394657), (31, 2317410), (45, 1596438), (54, 1330365), (62, 1158705), (81, 886910), (90, 798219), (93, 772470), (135, 532146), (155, 463482), (162, 443455), (186, 386235), (270, 266073), (279, 257490), (310, 231741), (405, 177382), (465, 154494), (558, 128745), (810, 88691), (837, 85830), (930, 77247), (1395, 51498), (1674, 42915), (2511, 28610), (2790, 25749), (2861, 25110), (4185, 17166), (5022, 14305), (5722, 12555), (8370, 8583)]