31272840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86869}}^1$

素因数の和:86886

約数の個数: 48

約数和(自身を含む): 101637900

約数和(自身を除く): 70365060

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, 86869, 173738, 260607, 347476, 434345, 521214, 694952, 781821, 868690, 1042428, 1303035, 1563642, 1737380, 2084856, 2606070, 3127284, 3474760, 3909105, 5212140, 6254568, 7818210, 10424280, 15636420, 31272840]

約数ペア:

[(1, 31272840), (2, 15636420), (3, 10424280), (4, 7818210), (5, 6254568), (6, 5212140), (8, 3909105), (9, 3474760), (10, 3127284), (12, 2606070), (15, 2084856), (18, 1737380), (20, 1563642), (24, 1303035), (30, 1042428), (36, 868690), (40, 781821), (45, 694952), (60, 521214), (72, 434345), (90, 347476), (120, 260607), (180, 173738), (360, 86869)]