20312100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7523}}^1$

素因数の和:7546

約数の個数: 72

約数和(自身を含む): 65308320

約数和(自身を除く): 44996220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7523, 15046, 22569, 30092, 37615, 45138, 67707, 75230, 90276, 112845, 135414, 150460, 188075, 203121, 225690, 270828, 338535, 376150, 406242, 451380, 564225, 677070, 752300, 812484, 1015605, 1128450, 1354140, 1692675, 2031210, 2256900, 3385350, 4062420, 5078025, 6770700, 10156050, 20312100]

約数ペア:

[(1, 20312100), (2, 10156050), (3, 6770700), (4, 5078025), (5, 4062420), (6, 3385350), (9, 2256900), (10, 2031210), (12, 1692675), (15, 1354140), (18, 1128450), (20, 1015605), (25, 812484), (27, 752300), (30, 677070), (36, 564225), (45, 451380), (50, 406242), (54, 376150), (60, 338535), (75, 270828), (90, 225690), (100, 203121), (108, 188075), (135, 150460), (150, 135414), (180, 112845), (225, 90276), (270, 75230), (300, 67707), (450, 45138), (540, 37615), (675, 30092), (900, 22569), (1350, 15046), (2700, 7523)]