505781520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110917}}^1$

素因数の和:110952

約数の個数: 80

約数和(自身を含む): 1650459840

約数和(自身を除く): 1144678320

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, 110917, 221834, 332751, 443668, 554585, 665502, 887336, 1109170, 1331004, 1663755, 1774672, 2107423, 2218340, 2662008, 3327510, 4214846, 4436680, 5324016, 6322269, 6655020, 8429692, 8873360, 10537115, 12644538, 13310040, 16859384, 21074230, 25289076, 26620080, 31611345, 33718768, 42148460, 50578152, 63222690, 84296920, 101156304, 126445380, 168593840, 252890760, 505781520]

約数ペア:

[(1, 505781520), (2, 252890760), (3, 168593840), (4, 126445380), (5, 101156304), (6, 84296920), (8, 63222690), (10, 50578152), (12, 42148460), (15, 33718768), (16, 31611345), (19, 26620080), (20, 25289076), (24, 21074230), (30, 16859384), (38, 13310040), (40, 12644538), (48, 10537115), (57, 8873360), (60, 8429692), (76, 6655020), (80, 6322269), (95, 5324016), (114, 4436680), (120, 4214846), (152, 3327510), (190, 2662008), (228, 2218340), (240, 2107423), (285, 1774672), (304, 1663755), (380, 1331004), (456, 1109170), (570, 887336), (760, 665502), (912, 554585), (1140, 443668), (1520, 332751), (2280, 221834), (4560, 110917)]