8431068520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{157649}}^1$

素因数の和:157858

約数の個数: 64

約数和(自身を含む): 21793536000

約数和(自身を除く): 13362467480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1337, 1528, 1910, 2674, 3820, 5348, 6685, 7640, 10696, 13370, 26740, 53480, 157649, 315298, 630596, 788245, 1103543, 1261192, 1576490, 2207086, 3152980, 4414172, 5517715, 6305960, 8828344, 11035430, 22070860, 30110959, 44141720, 60221918, 120443836, 150554795, 210776713, 240887672, 301109590, 421553426, 602219180, 843106852, 1053883565, 1204438360, 1686213704, 2107767130, 4215534260, 8431068520]

約数ペア:

[(1, 8431068520), (2, 4215534260), (4, 2107767130), (5, 1686213704), (7, 1204438360), (8, 1053883565), (10, 843106852), (14, 602219180), (20, 421553426), (28, 301109590), (35, 240887672), (40, 210776713), (56, 150554795), (70, 120443836), (140, 60221918), (191, 44141720), (280, 30110959), (382, 22070860), (764, 11035430), (955, 8828344), (1337, 6305960), (1528, 5517715), (1910, 4414172), (2674, 3152980), (3820, 2207086), (5348, 1576490), (6685, 1261192), (7640, 1103543), (10696, 788245), (13370, 630596), (26740, 315298), (53480, 157649)]