121534980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{289369}}^1$

素因数の和:289388

約数の個数: 48

約数和(自身を含む): 388913280

約数和(自身を除く): 267378300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 289369, 578738, 868107, 1157476, 1446845, 1736214, 2025583, 2893690, 3472428, 4051166, 4340535, 5787380, 6076749, 8102332, 8681070, 10127915, 12153498, 17362140, 20255830, 24306996, 30383745, 40511660, 60767490, 121534980]

約数ペア:

[(1, 121534980), (2, 60767490), (3, 40511660), (4, 30383745), (5, 24306996), (6, 20255830), (7, 17362140), (10, 12153498), (12, 10127915), (14, 8681070), (15, 8102332), (20, 6076749), (21, 5787380), (28, 4340535), (30, 4051166), (35, 3472428), (42, 2893690), (60, 2025583), (70, 1736214), (84, 1446845), (105, 1157476), (140, 868107), (210, 578738), (420, 289369)]