7809990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 19906560

約数和(自身を除く): 12096570

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 47, 58, 87, 94, 141, 145, 174, 191, 235, 282, 290, 382, 435, 470, 573, 705, 870, 955, 1146, 1363, 1410, 1910, 2726, 2865, 4089, 5539, 5730, 6815, 8178, 8977, 11078, 13630, 16617, 17954, 20445, 26931, 27695, 33234, 40890, 44885, 53862, 55390, 83085, 89770, 134655, 166170, 260333, 269310, 520666, 780999, 1301665, 1561998, 2603330, 3904995, 7809990]

約数ペア:

[(1, 7809990), (2, 3904995), (3, 2603330), (5, 1561998), (6, 1301665), (10, 780999), (15, 520666), (29, 269310), (30, 260333), (47, 166170), (58, 134655), (87, 89770), (94, 83085), (141, 55390), (145, 53862), (174, 44885), (191, 40890), (235, 33234), (282, 27695), (290, 26931), (382, 20445), (435, 17954), (470, 16617), (573, 13630), (705, 11078), (870, 8977), (955, 8178), (1146, 6815), (1363, 5730), (1410, 5539), (1910, 4089), (2726, 2865)]