2165670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 6229440

約数和(自身を除く): 4063770

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 617, 702, 1170, 1234, 1755, 1851, 3085, 3510, 3702, 5553, 6170, 8021, 9255, 11106, 16042, 16659, 18510, 24063, 27765, 33318, 40105, 48126, 55530, 72189, 80210, 83295, 120315, 144378, 166590, 216567, 240630, 360945, 433134, 721890, 1082835, 2165670]

約数ペア:

[(1, 2165670), (2, 1082835), (3, 721890), (5, 433134), (6, 360945), (9, 240630), (10, 216567), (13, 166590), (15, 144378), (18, 120315), (26, 83295), (27, 80210), (30, 72189), (39, 55530), (45, 48126), (54, 40105), (65, 33318), (78, 27765), (90, 24063), (117, 18510), (130, 16659), (135, 16042), (195, 11106), (234, 9255), (270, 8021), (351, 6170), (390, 5553), (585, 3702), (617, 3510), (702, 3085), (1170, 1851), (1234, 1755)]