287627040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199741}}^1$

素因数の和:199762

約数の個数: 72

約数和(自身を含む): 981532188

約数和(自身を除く): 693905148

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 199741, 399482, 599223, 798964, 998705, 1198446, 1597928, 1797669, 1997410, 2396892, 2996115, 3195856, 3595338, 3994820, 4793784, 5992230, 6391712, 7190676, 7989640, 8988345, 9587568, 11984460, 14381352, 15979280, 17976690, 19175136, 23968920, 28762704, 31958560, 35953380, 47937840, 57525408, 71906760, 95875680, 143813520, 287627040]

約数ペア:

[(1, 287627040), (2, 143813520), (3, 95875680), (4, 71906760), (5, 57525408), (6, 47937840), (8, 35953380), (9, 31958560), (10, 28762704), (12, 23968920), (15, 19175136), (16, 17976690), (18, 15979280), (20, 14381352), (24, 11984460), (30, 9587568), (32, 8988345), (36, 7989640), (40, 7190676), (45, 6391712), (48, 5992230), (60, 4793784), (72, 3994820), (80, 3595338), (90, 3195856), (96, 2996115), (120, 2396892), (144, 1997410), (160, 1797669), (180, 1597928), (240, 1198446), (288, 998705), (360, 798964), (480, 599223), (720, 399482), (1440, 199741)]