297914320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7873}}^1$

素因数の和:7940

約数の個数: 80

約数和(自身を含む): 773289792

約数和(自身を除く): 475375472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 2365, 3440, 3784, 4730, 7568, 7873, 9460, 15746, 18920, 31492, 37840, 39365, 62984, 78730, 86603, 125968, 157460, 173206, 314920, 338539, 346412, 433015, 629840, 677078, 692824, 866030, 1354156, 1385648, 1692695, 1732060, 2708312, 3385390, 3464120, 3723929, 5416624, 6770780, 6928240, 7447858, 13541560, 14895716, 18619645, 27083120, 29791432, 37239290, 59582864, 74478580, 148957160, 297914320]

約数ペア:

[(1, 297914320), (2, 148957160), (4, 74478580), (5, 59582864), (8, 37239290), (10, 29791432), (11, 27083120), (16, 18619645), (20, 14895716), (22, 13541560), (40, 7447858), (43, 6928240), (44, 6770780), (55, 5416624), (80, 3723929), (86, 3464120), (88, 3385390), (110, 2708312), (172, 1732060), (176, 1692695), (215, 1385648), (220, 1354156), (344, 866030), (430, 692824), (440, 677078), (473, 629840), (688, 433015), (860, 346412), (880, 338539), (946, 314920), (1720, 173206), (1892, 157460), (2365, 125968), (3440, 86603), (3784, 78730), (4730, 62984), (7568, 39365), (7873, 37840), (9460, 31492), (15746, 18920)]