71478907560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{198552521}}^1$

素因数の和:198552538

約数の個数: 48

約数和(自身を含む): 232306450740

約数和(自身を除く): 160827543180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 198552521, 397105042, 595657563, 794210084, 992762605, 1191315126, 1588420168, 1786972689, 1985525210, 2382630252, 2978287815, 3573945378, 3971050420, 4765260504, 5956575630, 7147890756, 7942100840, 8934863445, 11913151260, 14295781512, 17869726890, 23826302520, 35739453780, 71478907560]

約数ペア:

[(1, 71478907560), (2, 35739453780), (3, 23826302520), (4, 17869726890), (5, 14295781512), (6, 11913151260), (8, 8934863445), (9, 7942100840), (10, 7147890756), (12, 5956575630), (15, 4765260504), (18, 3971050420), (20, 3573945378), (24, 2978287815), (30, 2382630252), (36, 1985525210), (40, 1786972689), (45, 1588420168), (60, 1191315126), (72, 992762605), (90, 794210084), (120, 595657563), (180, 397105042), (360, 198552521)]