70140780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20509}}^1$

素因数の和:20543

約数の個数: 72

約数和(自身を含む): 223969200

約数和(自身を除く): 153828420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 20509, 41018, 61527, 82036, 102545, 123054, 184581, 205090, 246108, 307635, 369162, 389671, 410180, 615270, 738324, 779342, 922905, 1169013, 1230540, 1558684, 1845810, 1948355, 2338026, 3507039, 3691620, 3896710, 4676052, 5845065, 7014078, 7793420, 11690130, 14028156, 17535195, 23380260, 35070390, 70140780]

約数ペア:

[(1, 70140780), (2, 35070390), (3, 23380260), (4, 17535195), (5, 14028156), (6, 11690130), (9, 7793420), (10, 7014078), (12, 5845065), (15, 4676052), (18, 3896710), (19, 3691620), (20, 3507039), (30, 2338026), (36, 1948355), (38, 1845810), (45, 1558684), (57, 1230540), (60, 1169013), (76, 922905), (90, 779342), (95, 738324), (114, 615270), (171, 410180), (180, 389671), (190, 369162), (228, 307635), (285, 246108), (342, 205090), (380, 184581), (570, 123054), (684, 102545), (855, 82036), (1140, 61527), (1710, 41018), (3420, 20509)]