218501520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47917}}^1$

素因数の和:47952

約数の個数: 80

約数和(自身を含む): 713019840

約数和(自身を除く): 494518320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 47917, 95834, 143751, 191668, 239585, 287502, 383336, 479170, 575004, 718755, 766672, 910423, 958340, 1150008, 1437510, 1820846, 1916680, 2300016, 2731269, 2875020, 3641692, 3833360, 4552115, 5462538, 5750040, 7283384, 9104230, 10925076, 11500080, 13656345, 14566768, 18208460, 21850152, 27312690, 36416920, 43700304, 54625380, 72833840, 109250760, 218501520]

約数ペア:

[(1, 218501520), (2, 109250760), (3, 72833840), (4, 54625380), (5, 43700304), (6, 36416920), (8, 27312690), (10, 21850152), (12, 18208460), (15, 14566768), (16, 13656345), (19, 11500080), (20, 10925076), (24, 9104230), (30, 7283384), (38, 5750040), (40, 5462538), (48, 4552115), (57, 3833360), (60, 3641692), (76, 2875020), (80, 2731269), (95, 2300016), (114, 1916680), (120, 1820846), (152, 1437510), (190, 1150008), (228, 958340), (240, 910423), (285, 766672), (304, 718755), (380, 575004), (456, 479170), (570, 383336), (760, 287502), (912, 239585), (1140, 191668), (1520, 143751), (2280, 95834), (4560, 47917)]