9178980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8999}}^1$

素因数の和:9028

約数の個数: 48

約数和(自身を含む): 27216000

約数和(自身を除く): 18037020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 8999, 17998, 26997, 35996, 44995, 53994, 89990, 107988, 134985, 152983, 179980, 269970, 305966, 458949, 539940, 611932, 764915, 917898, 1529830, 1835796, 2294745, 3059660, 4589490, 9178980]

約数ペア:

[(1, 9178980), (2, 4589490), (3, 3059660), (4, 2294745), (5, 1835796), (6, 1529830), (10, 917898), (12, 764915), (15, 611932), (17, 539940), (20, 458949), (30, 305966), (34, 269970), (51, 179980), (60, 152983), (68, 134985), (85, 107988), (102, 89990), (170, 53994), (204, 44995), (255, 35996), (340, 26997), (510, 17998), (1020, 8999)]