1664460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1321}}^1$

素因数の和:1343

約数の個数: 72

約数和(自身を含む): 5774496

約数和(自身を除く): 4110036

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, 1321, 2642, 3963, 5284, 6605, 7926, 9247, 11889, 13210, 15852, 18494, 19815, 23778, 26420, 27741, 36988, 39630, 46235, 47556, 55482, 59445, 79260, 83223, 92470, 110964, 118890, 138705, 166446, 184940, 237780, 277410, 332892, 416115, 554820, 832230, 1664460]

約数ペア:

[(1, 1664460), (2, 832230), (3, 554820), (4, 416115), (5, 332892), (6, 277410), (7, 237780), (9, 184940), (10, 166446), (12, 138705), (14, 118890), (15, 110964), (18, 92470), (20, 83223), (21, 79260), (28, 59445), (30, 55482), (35, 47556), (36, 46235), (42, 39630), (45, 36988), (60, 27741), (63, 26420), (70, 23778), (84, 19815), (90, 18494), (105, 15852), (126, 13210), (140, 11889), (180, 9247), (210, 7926), (252, 6605), (315, 5284), (420, 3963), (630, 2642), (1260, 1321)]