21812709120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5680393}}^1$

素因数の和:5680417

約数の個数: 72

約数和(自身を含む): 69664352016

約数和(自身を除く): 47851642896

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5680393, 11360786, 17041179, 22721572, 28401965, 34082358, 45443144, 56803930, 68164716, 85205895, 90886288, 113607860, 136329432, 170411790, 181772576, 227215720, 272658864, 340823580, 363545152, 454431440, 545317728, 681647160, 727090304, 908862880, 1090635456, 1363294320, 1454180608, 1817725760, 2181270912, 2726588640, 3635451520, 4362541824, 5453177280, 7270903040, 10906354560, 21812709120]

約数ペア:

[(1, 21812709120), (2, 10906354560), (3, 7270903040), (4, 5453177280), (5, 4362541824), (6, 3635451520), (8, 2726588640), (10, 2181270912), (12, 1817725760), (15, 1454180608), (16, 1363294320), (20, 1090635456), (24, 908862880), (30, 727090304), (32, 681647160), (40, 545317728), (48, 454431440), (60, 363545152), (64, 340823580), (80, 272658864), (96, 227215720), (120, 181772576), (128, 170411790), (160, 136329432), (192, 113607860), (240, 90886288), (256, 85205895), (320, 68164716), (384, 56803930), (480, 45443144), (640, 34082358), (768, 28401965), (960, 22721572), (1280, 17041179), (1920, 11360786), (3840, 5680393)]