40212720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{18617}}^1$

素因数の和:18639

約数の個数: 80

約数和(自身を含む): 138517920

約数和(自身を除く): 98305200

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, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 18617, 37234, 55851, 74468, 93085, 111702, 148936, 167553, 186170, 223404, 279255, 297872, 335106, 372340, 446808, 502659, 558510, 670212, 744680, 837765, 893616, 1005318, 1117020, 1340424, 1489360, 1675530, 2010636, 2234040, 2513295, 2680848, 3351060, 4021272, 4468080, 5026590, 6702120, 8042544, 10053180, 13404240, 20106360, 40212720]

約数ペア:

[(1, 40212720), (2, 20106360), (3, 13404240), (4, 10053180), (5, 8042544), (6, 6702120), (8, 5026590), (9, 4468080), (10, 4021272), (12, 3351060), (15, 2680848), (16, 2513295), (18, 2234040), (20, 2010636), (24, 1675530), (27, 1489360), (30, 1340424), (36, 1117020), (40, 1005318), (45, 893616), (48, 837765), (54, 744680), (60, 670212), (72, 558510), (80, 502659), (90, 446808), (108, 372340), (120, 335106), (135, 297872), (144, 279255), (180, 223404), (216, 186170), (240, 167553), (270, 148936), (360, 111702), (432, 93085), (540, 74468), (720, 55851), (1080, 37234), (2160, 18617)]