2159760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8999}}^1$

素因数の和:9015

約数の個数: 40

約数和(自身を含む): 6696000

約数和(自身を除く): 4536240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8999, 17998, 26997, 35996, 44995, 53994, 71992, 89990, 107988, 134985, 143984, 179980, 215976, 269970, 359960, 431952, 539940, 719920, 1079880, 2159760]

約数ペア:

[(1, 2159760), (2, 1079880), (3, 719920), (4, 539940), (5, 431952), (6, 359960), (8, 269970), (10, 215976), (12, 179980), (15, 143984), (16, 134985), (20, 107988), (24, 89990), (30, 71992), (40, 53994), (48, 44995), (60, 35996), (80, 26997), (120, 17998), (240, 8999)]