90478260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17333}}^1$

素因数の和:17377

約数の個数: 72

約数和(自身を含む): 283930920

約数和(自身を除く): 193452660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 17333, 34666, 51999, 69332, 86665, 103998, 155997, 173330, 207996, 259995, 311994, 346660, 502657, 519990, 623988, 779985, 1005314, 1039980, 1507971, 1559970, 2010628, 2513285, 3015942, 3119940, 4523913, 5026570, 6031884, 7539855, 9047826, 10053140, 15079710, 18095652, 22619565, 30159420, 45239130, 90478260]

約数ペア:

[(1, 90478260), (2, 45239130), (3, 30159420), (4, 22619565), (5, 18095652), (6, 15079710), (9, 10053140), (10, 9047826), (12, 7539855), (15, 6031884), (18, 5026570), (20, 4523913), (29, 3119940), (30, 3015942), (36, 2513285), (45, 2010628), (58, 1559970), (60, 1507971), (87, 1039980), (90, 1005314), (116, 779985), (145, 623988), (174, 519990), (180, 502657), (261, 346660), (290, 311994), (348, 259995), (435, 207996), (522, 173330), (580, 155997), (870, 103998), (1044, 86665), (1305, 69332), (1740, 51999), (2610, 34666), (5220, 17333)]