21971736480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{71411}}^1$

素因数の和:72070

約数の個数: 96

約数和(自身を含む): 69319914048

約数和(自身を除く): 47348177568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 641, 1282, 1923, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 10256, 12820, 15384, 19230, 20512, 25640, 30768, 38460, 51280, 61536, 71411, 76920, 102560, 142822, 153840, 214233, 285644, 307680, 357055, 428466, 571288, 714110, 856932, 1071165, 1142576, 1428220, 1713864, 2142330, 2285152, 2856440, 3427728, 4284660, 5712880, 6855456, 8569320, 11425760, 17138640, 34277280, 45774451, 91548902, 137323353, 183097804, 228872255, 274646706, 366195608, 457744510, 549293412, 686616765, 732391216, 915489020, 1098586824, 1373233530, 1464782432, 1830978040, 2197173648, 2746467060, 3661956080, 4394347296, 5492934120, 7323912160, 10985868240, 21971736480]

約数ペア:

[(1, 21971736480), (2, 10985868240), (3, 7323912160), (4, 5492934120), (5, 4394347296), (6, 3661956080), (8, 2746467060), (10, 2197173648), (12, 1830978040), (15, 1464782432), (16, 1373233530), (20, 1098586824), (24, 915489020), (30, 732391216), (32, 686616765), (40, 549293412), (48, 457744510), (60, 366195608), (80, 274646706), (96, 228872255), (120, 183097804), (160, 137323353), (240, 91548902), (480, 45774451), (641, 34277280), (1282, 17138640), (1923, 11425760), (2564, 8569320), (3205, 6855456), (3846, 5712880), (5128, 4284660), (6410, 3427728), (7692, 2856440), (9615, 2285152), (10256, 2142330), (12820, 1713864), (15384, 1428220), (19230, 1142576), (20512, 1071165), (25640, 856932), (30768, 714110), (38460, 571288), (51280, 428466), (61536, 357055), (71411, 307680), (76920, 285644), (102560, 214233), (142822, 153840)]