74717820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2749}}^1$

素因数の和:2915

約数の個数: 72

約数和(自身を含む): 228228000

約数和(自身を除く): 153510180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 2749, 3020, 4530, 5436, 5498, 6795, 8247, 9060, 10996, 13590, 13745, 16494, 24741, 27180, 27490, 32988, 41235, 49482, 54980, 82470, 98964, 123705, 164940, 247410, 415099, 494820, 830198, 1245297, 1660396, 2075495, 2490594, 3735891, 4150990, 4981188, 6226485, 7471782, 8301980, 12452970, 14943564, 18679455, 24905940, 37358910, 74717820]

約数ペア:

[(1, 74717820), (2, 37358910), (3, 24905940), (4, 18679455), (5, 14943564), (6, 12452970), (9, 8301980), (10, 7471782), (12, 6226485), (15, 4981188), (18, 4150990), (20, 3735891), (30, 2490594), (36, 2075495), (45, 1660396), (60, 1245297), (90, 830198), (151, 494820), (180, 415099), (302, 247410), (453, 164940), (604, 123705), (755, 98964), (906, 82470), (1359, 54980), (1510, 49482), (1812, 41235), (2265, 32988), (2718, 27490), (2749, 27180), (3020, 24741), (4530, 16494), (5436, 13745), (5498, 13590), (6795, 10996), (8247, 9060)]