78957540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23087}}^1$

素因数の和:23121

約数の個数: 72

約数和(自身を含む): 252120960

約数和(自身を除く): 173163420

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, 23087, 46174, 69261, 92348, 115435, 138522, 207783, 230870, 277044, 346305, 415566, 438653, 461740, 692610, 831132, 877306, 1038915, 1315959, 1385220, 1754612, 2077830, 2193265, 2631918, 3947877, 4155660, 4386530, 5263836, 6579795, 7895754, 8773060, 13159590, 15791508, 19739385, 26319180, 39478770, 78957540]

約数ペア:

[(1, 78957540), (2, 39478770), (3, 26319180), (4, 19739385), (5, 15791508), (6, 13159590), (9, 8773060), (10, 7895754), (12, 6579795), (15, 5263836), (18, 4386530), (19, 4155660), (20, 3947877), (30, 2631918), (36, 2193265), (38, 2077830), (45, 1754612), (57, 1385220), (60, 1315959), (76, 1038915), (90, 877306), (95, 831132), (114, 692610), (171, 461740), (180, 438653), (190, 415566), (228, 346305), (285, 277044), (342, 230870), (380, 207783), (570, 138522), (684, 115435), (855, 92348), (1140, 69261), (1710, 46174), (3420, 23087)]