1981530240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1032047}}^1$

素因数の和:1032069

約数の個数: 64

約数和(自身を含む): 6316133760

約数和(自身を除く): 4334603520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 1032047, 2064094, 3096141, 4128188, 5160235, 6192282, 8256376, 10320470, 12384564, 15480705, 16512752, 20640940, 24769128, 30961410, 33025504, 41281880, 49538256, 61922820, 66051008, 82563760, 99076512, 123845640, 132102016, 165127520, 198153024, 247691280, 330255040, 396306048, 495382560, 660510080, 990765120, 1981530240]

約数ペア:

[(1, 1981530240), (2, 990765120), (3, 660510080), (4, 495382560), (5, 396306048), (6, 330255040), (8, 247691280), (10, 198153024), (12, 165127520), (15, 132102016), (16, 123845640), (20, 99076512), (24, 82563760), (30, 66051008), (32, 61922820), (40, 49538256), (48, 41281880), (60, 33025504), (64, 30961410), (80, 24769128), (96, 20640940), (120, 16512752), (128, 15480705), (160, 12384564), (192, 10320470), (240, 8256376), (320, 6192282), (384, 5160235), (480, 4128188), (640, 3096141), (960, 2064094), (1920, 1032047)]