197279760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{821999}}^1$

素因数の和:822015

約数の個数: 40

約数和(自身を含む): 611568000

約数和(自身を除く): 414288240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 821999, 1643998, 2465997, 3287996, 4109995, 4931994, 6575992, 8219990, 9863988, 12329985, 13151984, 16439980, 19727976, 24659970, 32879960, 39455952, 49319940, 65759920, 98639880, 197279760]

約数ペア:

[(1, 197279760), (2, 98639880), (3, 65759920), (4, 49319940), (5, 39455952), (6, 32879960), (8, 24659970), (10, 19727976), (12, 16439980), (15, 13151984), (16, 12329985), (20, 9863988), (24, 8219990), (30, 6575992), (40, 4931994), (48, 4109995), (60, 3287996), (80, 2465997), (120, 1643998), (240, 821999)]