78576780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68927}}^1$

素因数の和:68958

約数の個数: 48

約数和(自身を含む): 231598080

約数和(自身を除く): 153021300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 68927, 137854, 206781, 275708, 344635, 413562, 689270, 827124, 1033905, 1309613, 1378540, 2067810, 2619226, 3928839, 4135620, 5238452, 6548065, 7857678, 13096130, 15715356, 19644195, 26192260, 39288390, 78576780]

約数ペア:

[(1, 78576780), (2, 39288390), (3, 26192260), (4, 19644195), (5, 15715356), (6, 13096130), (10, 7857678), (12, 6548065), (15, 5238452), (19, 4135620), (20, 3928839), (30, 2619226), (38, 2067810), (57, 1378540), (60, 1309613), (76, 1033905), (95, 827124), (114, 689270), (190, 413562), (228, 344635), (285, 275708), (380, 206781), (570, 137854), (1140, 68927)]