42170940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{33469}}^1$

素因数の和:33491

約数の個数: 72

約数和(自身を含む): 146196960

約数和(自身を除く): 104026020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 33469, 66938, 100407, 133876, 167345, 200814, 234283, 301221, 334690, 401628, 468566, 502035, 602442, 669380, 702849, 937132, 1004070, 1171415, 1204884, 1405698, 1506105, 2008140, 2108547, 2342830, 2811396, 3012210, 3514245, 4217094, 4685660, 6024420, 7028490, 8434188, 10542735, 14056980, 21085470, 42170940]

約数ペア:

[(1, 42170940), (2, 21085470), (3, 14056980), (4, 10542735), (5, 8434188), (6, 7028490), (7, 6024420), (9, 4685660), (10, 4217094), (12, 3514245), (14, 3012210), (15, 2811396), (18, 2342830), (20, 2108547), (21, 2008140), (28, 1506105), (30, 1405698), (35, 1204884), (36, 1171415), (42, 1004070), (45, 937132), (60, 702849), (63, 669380), (70, 602442), (84, 502035), (90, 468566), (105, 401628), (126, 334690), (140, 301221), (180, 234283), (210, 200814), (252, 167345), (315, 133876), (420, 100407), (630, 66938), (1260, 33469)]