181596420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1039}}^1$

素因数の和:2025

約数の個数: 72

約数和(自身を含む): 551940480

約数和(自身を除く): 370344060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 971, 1039, 1942, 2078, 2913, 3117, 3884, 4156, 4855, 5195, 5826, 6234, 8739, 9351, 9710, 10390, 11652, 12468, 14565, 15585, 17478, 18702, 19420, 20780, 29130, 31170, 34956, 37404, 43695, 46755, 58260, 62340, 87390, 93510, 174780, 187020, 1008869, 2017738, 3026607, 4035476, 5044345, 6053214, 9079821, 10088690, 12106428, 15133035, 18159642, 20177380, 30266070, 36319284, 45399105, 60532140, 90798210, 181596420]

約数ペア:

[(1, 181596420), (2, 90798210), (3, 60532140), (4, 45399105), (5, 36319284), (6, 30266070), (9, 20177380), (10, 18159642), (12, 15133035), (15, 12106428), (18, 10088690), (20, 9079821), (30, 6053214), (36, 5044345), (45, 4035476), (60, 3026607), (90, 2017738), (180, 1008869), (971, 187020), (1039, 174780), (1942, 93510), (2078, 87390), (2913, 62340), (3117, 58260), (3884, 46755), (4156, 43695), (4855, 37404), (5195, 34956), (5826, 31170), (6234, 29130), (8739, 20780), (9351, 19420), (9710, 18702), (10390, 17478), (11652, 15585), (12468, 14565)]