71354340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396413}}^1$

素因数の和:396428

約数の個数: 36

約数和(自身を含む): 216442044

約数和(自身を除く): 145087704

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396413, 792826, 1189239, 1585652, 1982065, 2378478, 3567717, 3964130, 4756956, 5946195, 7135434, 7928260, 11892390, 14270868, 17838585, 23784780, 35677170, 71354340]

約数ペア:

[(1, 71354340), (2, 35677170), (3, 23784780), (4, 17838585), (5, 14270868), (6, 11892390), (9, 7928260), (10, 7135434), (12, 5946195), (15, 4756956), (18, 3964130), (20, 3567717), (30, 2378478), (36, 1982065), (45, 1585652), (60, 1189239), (90, 792826), (180, 396413)]