142786620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25589}}^1$

素因数の和:25635

約数の個数: 72

約数和(自身を含む): 447108480

約数和(自身を除く): 304321860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 25589, 51178, 76767, 102356, 127945, 153534, 230301, 255890, 307068, 383835, 460602, 511780, 767670, 793259, 921204, 1151505, 1535340, 1586518, 2303010, 2379777, 3173036, 3966295, 4606020, 4759554, 7139331, 7932590, 9519108, 11898885, 14278662, 15865180, 23797770, 28557324, 35696655, 47595540, 71393310, 142786620]

約数ペア:

[(1, 142786620), (2, 71393310), (3, 47595540), (4, 35696655), (5, 28557324), (6, 23797770), (9, 15865180), (10, 14278662), (12, 11898885), (15, 9519108), (18, 7932590), (20, 7139331), (30, 4759554), (31, 4606020), (36, 3966295), (45, 3173036), (60, 2379777), (62, 2303010), (90, 1586518), (93, 1535340), (124, 1151505), (155, 921204), (180, 793259), (186, 767670), (279, 511780), (310, 460602), (372, 383835), (465, 307068), (558, 255890), (620, 230301), (930, 153534), (1116, 127945), (1395, 102356), (1860, 76767), (2790, 51178), (5580, 25589)]