74658320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1973}}^1$

素因数の和:2040

約数の個数: 80

約数和(自身を含む): 193862592

約数和(自身を除く): 119204272

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, 1973, 2365, 3440, 3784, 3946, 4730, 7568, 7892, 9460, 9865, 15784, 18920, 19730, 21703, 31568, 37840, 39460, 43406, 78920, 84839, 86812, 108515, 157840, 169678, 173624, 217030, 339356, 347248, 424195, 434060, 678712, 848390, 868120, 933229, 1357424, 1696780, 1736240, 1866458, 3393560, 3732916, 4666145, 6787120, 7465832, 9332290, 14931664, 18664580, 37329160, 74658320]

約数ペア:

[(1, 74658320), (2, 37329160), (4, 18664580), (5, 14931664), (8, 9332290), (10, 7465832), (11, 6787120), (16, 4666145), (20, 3732916), (22, 3393560), (40, 1866458), (43, 1736240), (44, 1696780), (55, 1357424), (80, 933229), (86, 868120), (88, 848390), (110, 678712), (172, 434060), (176, 424195), (215, 347248), (220, 339356), (344, 217030), (430, 173624), (440, 169678), (473, 157840), (688, 108515), (860, 86812), (880, 84839), (946, 78920), (1720, 43406), (1892, 39460), (1973, 37840), (2365, 31568), (3440, 21703), (3784, 19730), (3946, 18920), (4730, 15784), (7568, 9865), (7892, 9460)]