664792620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{124493}}^1$

素因数の和:124594

約数の個数: 48

約数和(自身を含む): 1882349280

約数和(自身を除く): 1217556660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 124493, 248986, 373479, 497972, 622465, 746958, 1244930, 1493916, 1867395, 2489860, 3734790, 7469580, 11079877, 22159754, 33239631, 44319508, 55399385, 66479262, 110798770, 132958524, 166198155, 221597540, 332396310, 664792620]

約数ペア:

[(1, 664792620), (2, 332396310), (3, 221597540), (4, 166198155), (5, 132958524), (6, 110798770), (10, 66479262), (12, 55399385), (15, 44319508), (20, 33239631), (30, 22159754), (60, 11079877), (89, 7469580), (178, 3734790), (267, 2489860), (356, 1867395), (445, 1493916), (534, 1244930), (890, 746958), (1068, 622465), (1335, 497972), (1780, 373479), (2670, 248986), (5340, 124493)]