255712920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{57593}}^1$

素因数の和:57644

約数の個数: 64

約数和(自身を含む): 787885920

約数和(自身を除く): 532173000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 57593, 115186, 172779, 230372, 287965, 345558, 460744, 575930, 691116, 863895, 1151860, 1382232, 1727790, 2130941, 2303720, 3455580, 4261882, 6392823, 6911160, 8523764, 10654705, 12785646, 17047528, 21309410, 25571292, 31964115, 42618820, 51142584, 63928230, 85237640, 127856460, 255712920]

約数ペア:

[(1, 255712920), (2, 127856460), (3, 85237640), (4, 63928230), (5, 51142584), (6, 42618820), (8, 31964115), (10, 25571292), (12, 21309410), (15, 17047528), (20, 12785646), (24, 10654705), (30, 8523764), (37, 6911160), (40, 6392823), (60, 4261882), (74, 3455580), (111, 2303720), (120, 2130941), (148, 1727790), (185, 1382232), (222, 1151860), (296, 863895), (370, 691116), (444, 575930), (555, 460744), (740, 345558), (888, 287965), (1110, 230372), (1480, 172779), (2220, 115186), (4440, 57593)]