342213040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1171}}^1$

素因数の和:1478

約数の個数: 80

約数和(自身を含む): 860632416

約数和(自身を除く): 518419376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 281, 520, 562, 1040, 1124, 1171, 1405, 2248, 2342, 2810, 3653, 4496, 4684, 5620, 5855, 7306, 9368, 11240, 11710, 14612, 15223, 18265, 18736, 22480, 23420, 29224, 30446, 36530, 46840, 58448, 60892, 73060, 76115, 93680, 121784, 146120, 152230, 243568, 292240, 304460, 329051, 608920, 658102, 1217840, 1316204, 1645255, 2632408, 3290510, 4277663, 5264816, 6581020, 8555326, 13162040, 17110652, 21388315, 26324080, 34221304, 42776630, 68442608, 85553260, 171106520, 342213040]

約数ペア:

[(1, 342213040), (2, 171106520), (4, 85553260), (5, 68442608), (8, 42776630), (10, 34221304), (13, 26324080), (16, 21388315), (20, 17110652), (26, 13162040), (40, 8555326), (52, 6581020), (65, 5264816), (80, 4277663), (104, 3290510), (130, 2632408), (208, 1645255), (260, 1316204), (281, 1217840), (520, 658102), (562, 608920), (1040, 329051), (1124, 304460), (1171, 292240), (1405, 243568), (2248, 152230), (2342, 146120), (2810, 121784), (3653, 93680), (4496, 76115), (4684, 73060), (5620, 60892), (5855, 58448), (7306, 46840), (9368, 36530), (11240, 30446), (11710, 29224), (14612, 23420), (15223, 22480), (18265, 18736)]