180057780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{142903}}^1$

素因数の和:142925

約数の個数: 72

約数和(自身を含む): 624204672

約数和(自身を除く): 444146892

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, 142903, 285806, 428709, 571612, 714515, 857418, 1000321, 1286127, 1429030, 1714836, 2000642, 2143545, 2572254, 2858060, 3000963, 4001284, 4287090, 5001605, 5144508, 6001926, 6430635, 8574180, 9002889, 10003210, 12003852, 12861270, 15004815, 18005778, 20006420, 25722540, 30009630, 36011556, 45014445, 60019260, 90028890, 180057780]

約数ペア:

[(1, 180057780), (2, 90028890), (3, 60019260), (4, 45014445), (5, 36011556), (6, 30009630), (7, 25722540), (9, 20006420), (10, 18005778), (12, 15004815), (14, 12861270), (15, 12003852), (18, 10003210), (20, 9002889), (21, 8574180), (28, 6430635), (30, 6001926), (35, 5144508), (36, 5001605), (42, 4287090), (45, 4001284), (60, 3000963), (63, 2858060), (70, 2572254), (84, 2143545), (90, 2000642), (105, 1714836), (126, 1429030), (140, 1286127), (180, 1000321), (210, 857418), (252, 714515), (315, 571612), (420, 428709), (630, 285806), (1260, 142903)]