30741900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{14639}}^1$

素因数の和:14663

約数の個数: 72

約数和(自身を含む): 101660160

約数和(自身を除く): 70918260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 14639, 29278, 43917, 58556, 73195, 87834, 102473, 146390, 175668, 204946, 219585, 292780, 307419, 365975, 409892, 439170, 512365, 614838, 731950, 878340, 1024730, 1097925, 1229676, 1463900, 1537095, 2049460, 2195850, 2561825, 3074190, 4391700, 5123650, 6148380, 7685475, 10247300, 15370950, 30741900]

約数ペア:

[(1, 30741900), (2, 15370950), (3, 10247300), (4, 7685475), (5, 6148380), (6, 5123650), (7, 4391700), (10, 3074190), (12, 2561825), (14, 2195850), (15, 2049460), (20, 1537095), (21, 1463900), (25, 1229676), (28, 1097925), (30, 1024730), (35, 878340), (42, 731950), (50, 614838), (60, 512365), (70, 439170), (75, 409892), (84, 365975), (100, 307419), (105, 292780), (140, 219585), (150, 204946), (175, 175668), (210, 146390), (300, 102473), (350, 87834), (420, 73195), (525, 58556), (700, 43917), (1050, 29278), (2100, 14639)]