255178740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223841}}^1$

素因数の和:223872

約数の個数: 48

約数和(自身を含む): 752109120

約数和(自身を除く): 496930380

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, 223841, 447682, 671523, 895364, 1119205, 1343046, 2238410, 2686092, 3357615, 4252979, 4476820, 6715230, 8505958, 12758937, 13430460, 17011916, 21264895, 25517874, 42529790, 51035748, 63794685, 85059580, 127589370, 255178740]

約数ペア:

[(1, 255178740), (2, 127589370), (3, 85059580), (4, 63794685), (5, 51035748), (6, 42529790), (10, 25517874), (12, 21264895), (15, 17011916), (19, 13430460), (20, 12758937), (30, 8505958), (38, 6715230), (57, 4476820), (60, 4252979), (76, 3357615), (95, 2686092), (114, 2238410), (190, 1343046), (228, 1119205), (285, 895364), (380, 671523), (570, 447682), (1140, 223841)]