297995820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{215939}}^1$

素因数の和:215974

約数の個数: 48

約数和(自身を含む): 870670080

約数和(自身を除く): 572674260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 215939, 431878, 647817, 863756, 1079695, 1295634, 2159390, 2591268, 3239085, 4318780, 4966597, 6478170, 9933194, 12956340, 14899791, 19866388, 24832985, 29799582, 49665970, 59599164, 74498955, 99331940, 148997910, 297995820]

約数ペア:

[(1, 297995820), (2, 148997910), (3, 99331940), (4, 74498955), (5, 59599164), (6, 49665970), (10, 29799582), (12, 24832985), (15, 19866388), (20, 14899791), (23, 12956340), (30, 9933194), (46, 6478170), (60, 4966597), (69, 4318780), (92, 3239085), (115, 2591268), (138, 2159390), (230, 1295634), (276, 1079695), (345, 863756), (460, 647817), (690, 431878), (1380, 215939)]