247678920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1949}}^1$

素因数の和:2319

約数の個数: 96

約数和(自身を含む): 807651000

約数和(自身を除く): 559972080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 353, 360, 706, 1059, 1412, 1765, 1949, 2118, 2824, 3177, 3530, 3898, 4236, 5295, 5847, 6354, 7060, 7796, 8472, 9745, 10590, 11694, 12708, 14120, 15592, 15885, 17541, 19490, 21180, 23388, 25416, 29235, 31770, 35082, 38980, 42360, 46776, 58470, 63540, 70164, 77960, 87705, 116940, 127080, 140328, 175410, 233880, 350820, 687997, 701640, 1375994, 2063991, 2751988, 3439985, 4127982, 5503976, 6191973, 6879970, 8255964, 10319955, 12383946, 13759940, 16511928, 20639910, 24767892, 27519880, 30959865, 41279820, 49535784, 61919730, 82559640, 123839460, 247678920]

約数ペア:

[(1, 247678920), (2, 123839460), (3, 82559640), (4, 61919730), (5, 49535784), (6, 41279820), (8, 30959865), (9, 27519880), (10, 24767892), (12, 20639910), (15, 16511928), (18, 13759940), (20, 12383946), (24, 10319955), (30, 8255964), (36, 6879970), (40, 6191973), (45, 5503976), (60, 4127982), (72, 3439985), (90, 2751988), (120, 2063991), (180, 1375994), (353, 701640), (360, 687997), (706, 350820), (1059, 233880), (1412, 175410), (1765, 140328), (1949, 127080), (2118, 116940), (2824, 87705), (3177, 77960), (3530, 70164), (3898, 63540), (4236, 58470), (5295, 46776), (5847, 42360), (6354, 38980), (7060, 35082), (7796, 31770), (8472, 29235), (9745, 25416), (10590, 23388), (11694, 21180), (12708, 19490), (14120, 17541), (15592, 15885)]