265445640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{245783}}^1$

素因数の和:245803

約数の個数: 64

約数和(自身を含む): 884822400

約数和(自身を除く): 619376760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 245783, 491566, 737349, 983132, 1228915, 1474698, 1966264, 2212047, 2457830, 2949396, 3686745, 4424094, 4915660, 5898792, 6636141, 7373490, 8848188, 9831320, 11060235, 13272282, 14746980, 17696376, 22120470, 26544564, 29493960, 33180705, 44240940, 53089128, 66361410, 88481880, 132722820, 265445640]

約数ペア:

[(1, 265445640), (2, 132722820), (3, 88481880), (4, 66361410), (5, 53089128), (6, 44240940), (8, 33180705), (9, 29493960), (10, 26544564), (12, 22120470), (15, 17696376), (18, 14746980), (20, 13272282), (24, 11060235), (27, 9831320), (30, 8848188), (36, 7373490), (40, 6636141), (45, 5898792), (54, 4915660), (60, 4424094), (72, 3686745), (90, 2949396), (108, 2457830), (120, 2212047), (135, 1966264), (180, 1474698), (216, 1228915), (270, 983132), (360, 737349), (540, 491566), (1080, 245783)]