306025840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5233}}^1$

素因数の和:5306

約数の個数: 80

約数和(自身を含む): 771031008

約数和(自身を除く): 465005168

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1360, 1462, 1720, 2924, 3440, 3655, 5233, 5848, 7310, 10466, 11696, 14620, 20932, 26165, 29240, 41864, 52330, 58480, 83728, 88961, 104660, 177922, 209320, 225019, 355844, 418640, 444805, 450038, 711688, 889610, 900076, 1125095, 1423376, 1779220, 1800152, 2250190, 3558440, 3600304, 3825323, 4500380, 7116880, 7650646, 9000760, 15301292, 18001520, 19126615, 30602584, 38253230, 61205168, 76506460, 153012920, 306025840]

約数ペア:

[(1, 306025840), (2, 153012920), (4, 76506460), (5, 61205168), (8, 38253230), (10, 30602584), (16, 19126615), (17, 18001520), (20, 15301292), (34, 9000760), (40, 7650646), (43, 7116880), (68, 4500380), (80, 3825323), (85, 3600304), (86, 3558440), (136, 2250190), (170, 1800152), (172, 1779220), (215, 1423376), (272, 1125095), (340, 900076), (344, 889610), (430, 711688), (680, 450038), (688, 444805), (731, 418640), (860, 355844), (1360, 225019), (1462, 209320), (1720, 177922), (2924, 104660), (3440, 88961), (3655, 83728), (5233, 58480), (5848, 52330), (7310, 41864), (10466, 29240), (11696, 26165), (14620, 20932)]