28123560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78121}}^1$

素因数の和:78138

約数の個数: 48

約数和(自身を含む): 91402740

約数和(自身を除く): 63279180

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, 78121, 156242, 234363, 312484, 390605, 468726, 624968, 703089, 781210, 937452, 1171815, 1406178, 1562420, 1874904, 2343630, 2812356, 3124840, 3515445, 4687260, 5624712, 7030890, 9374520, 14061780, 28123560]

約数ペア:

[(1, 28123560), (2, 14061780), (3, 9374520), (4, 7030890), (5, 5624712), (6, 4687260), (8, 3515445), (9, 3124840), (10, 2812356), (12, 2343630), (15, 1874904), (18, 1562420), (20, 1406178), (24, 1171815), (30, 937452), (36, 781210), (40, 703089), (45, 624968), (60, 468726), (72, 390605), (90, 312484), (120, 234363), (180, 156242), (360, 78121)]