67424980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:773

約数の個数: 72

約数和(自身を含む): 166507488

約数和(自身を除く): 99082508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 107, 140, 196, 214, 245, 428, 490, 535, 643, 749, 980, 1070, 1286, 1498, 2140, 2572, 2996, 3215, 3745, 4501, 5243, 6430, 7490, 9002, 10486, 12860, 14980, 18004, 20972, 22505, 26215, 31507, 45010, 52430, 63014, 68801, 90020, 104860, 126028, 137602, 157535, 275204, 315070, 344005, 481607, 630140, 688010, 963214, 1376020, 1926428, 2408035, 3371249, 4816070, 6742498, 9632140, 13484996, 16856245, 33712490, 67424980]

約数ペア:

[(1, 67424980), (2, 33712490), (4, 16856245), (5, 13484996), (7, 9632140), (10, 6742498), (14, 4816070), (20, 3371249), (28, 2408035), (35, 1926428), (49, 1376020), (70, 963214), (98, 688010), (107, 630140), (140, 481607), (196, 344005), (214, 315070), (245, 275204), (428, 157535), (490, 137602), (535, 126028), (643, 104860), (749, 90020), (980, 68801), (1070, 63014), (1286, 52430), (1498, 45010), (2140, 31507), (2572, 26215), (2996, 22505), (3215, 20972), (3745, 18004), (4501, 14980), (5243, 12860), (6430, 10486), (7490, 9002)]