15386802880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1551089}}^1$

素因数の和:1551137

約数の個数: 56

約数和(自身を含む): 37821778560

約数和(自身を除く): 22434975680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 1551089, 3102178, 6204356, 7755445, 12408712, 15510890, 24817424, 31021780, 48083759, 49634848, 62043560, 96167518, 99269696, 124087120, 192335036, 240418795, 248174240, 384670072, 480837590, 496348480, 769340144, 961675180, 1538680288, 1923350360, 3077360576, 3846700720, 7693401440, 15386802880]

約数ペア:

[(1, 15386802880), (2, 7693401440), (4, 3846700720), (5, 3077360576), (8, 1923350360), (10, 1538680288), (16, 961675180), (20, 769340144), (31, 496348480), (32, 480837590), (40, 384670072), (62, 248174240), (64, 240418795), (80, 192335036), (124, 124087120), (155, 99269696), (160, 96167518), (248, 62043560), (310, 49634848), (320, 48083759), (496, 31021780), (620, 24817424), (992, 15510890), (1240, 12408712), (1984, 7755445), (2480, 6204356), (4960, 3102178), (9920, 1551089)]