305559720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19739}}^1$

素因数の和:19799

約数の個数: 96

約数和(自身を含む): 1016215200

約数和(自身を除く): 710655480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 19739, 39478, 59217, 78956, 98695, 118434, 157912, 177651, 197390, 236868, 296085, 355302, 394780, 473736, 592170, 710604, 789560, 848777, 888255, 1184340, 1421208, 1697554, 1776510, 2368680, 2546331, 3395108, 3553020, 4243885, 5092662, 6790216, 7106040, 7638993, 8487770, 10185324, 12731655, 15277986, 16975540, 20370648, 25463310, 30555972, 33951080, 38194965, 50926620, 61111944, 76389930, 101853240, 152779860, 305559720]

約数ペア:

[(1, 305559720), (2, 152779860), (3, 101853240), (4, 76389930), (5, 61111944), (6, 50926620), (8, 38194965), (9, 33951080), (10, 30555972), (12, 25463310), (15, 20370648), (18, 16975540), (20, 15277986), (24, 12731655), (30, 10185324), (36, 8487770), (40, 7638993), (43, 7106040), (45, 6790216), (60, 5092662), (72, 4243885), (86, 3553020), (90, 3395108), (120, 2546331), (129, 2368680), (172, 1776510), (180, 1697554), (215, 1421208), (258, 1184340), (344, 888255), (360, 848777), (387, 789560), (430, 710604), (516, 592170), (645, 473736), (774, 394780), (860, 355302), (1032, 296085), (1290, 236868), (1548, 197390), (1720, 177651), (1935, 157912), (2580, 118434), (3096, 98695), (3870, 78956), (5160, 59217), (7740, 39478), (15480, 19739)]