1978233720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{16485281}}^1$

素因数の和:16485295

約数の個数: 32

約数和(自身を含む): 5934701520

約数和(自身を除く): 3956467800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 16485281, 32970562, 49455843, 65941124, 82426405, 98911686, 131882248, 164852810, 197823372, 247279215, 329705620, 395646744, 494558430, 659411240, 989116860, 1978233720]

約数ペア:

[(1, 1978233720), (2, 989116860), (3, 659411240), (4, 494558430), (5, 395646744), (6, 329705620), (8, 247279215), (10, 197823372), (12, 164852810), (15, 131882248), (20, 98911686), (24, 82426405), (30, 65941124), (40, 49455843), (60, 32970562), (120, 16485281)]