323912720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{311}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 774379008

約数和(自身を除く): 450466288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 277, 311, 376, 470, 554, 622, 752, 940, 1108, 1244, 1385, 1555, 1880, 2216, 2488, 2770, 3110, 3760, 4432, 4976, 5540, 6220, 11080, 12440, 13019, 14617, 22160, 24880, 26038, 29234, 52076, 58468, 65095, 73085, 86147, 104152, 116936, 130190, 146170, 172294, 208304, 233872, 260380, 292340, 344588, 430735, 520760, 584680, 689176, 861470, 1041520, 1169360, 1378352, 1722940, 3445880, 4048909, 6891760, 8097818, 16195636, 20244545, 32391272, 40489090, 64782544, 80978180, 161956360, 323912720]

約数ペア:

[(1, 323912720), (2, 161956360), (4, 80978180), (5, 64782544), (8, 40489090), (10, 32391272), (16, 20244545), (20, 16195636), (40, 8097818), (47, 6891760), (80, 4048909), (94, 3445880), (188, 1722940), (235, 1378352), (277, 1169360), (311, 1041520), (376, 861470), (470, 689176), (554, 584680), (622, 520760), (752, 430735), (940, 344588), (1108, 292340), (1244, 260380), (1385, 233872), (1555, 208304), (1880, 172294), (2216, 146170), (2488, 130190), (2770, 116936), (3110, 104152), (3760, 86147), (4432, 73085), (4976, 65095), (5540, 58468), (6220, 52076), (11080, 29234), (12440, 26038), (13019, 24880), (14617, 22160)]