221995890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{274069}}^1$

素因数の和:274088

約数の個数: 40

約数和(自身を含む): 596924460

約数和(自身を除く): 374928570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 274069, 548138, 822207, 1370345, 1644414, 2466621, 2740690, 4111035, 4933242, 7399863, 8222070, 12333105, 14799726, 22199589, 24666210, 36999315, 44399178, 73998630, 110997945, 221995890]

約数ペア:

[(1, 221995890), (2, 110997945), (3, 73998630), (5, 44399178), (6, 36999315), (9, 24666210), (10, 22199589), (15, 14799726), (18, 12333105), (27, 8222070), (30, 7399863), (45, 4933242), (54, 4111035), (81, 2740690), (90, 2466621), (135, 1644414), (162, 1370345), (270, 822207), (405, 548138), (810, 274069)]