89836920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{971}}^1$

素因数の和:1245

約数の個数: 96

約数和(自身を含む): 293407920

約数和(自身を除く): 203571000

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, 257, 360, 514, 771, 971, 1028, 1285, 1542, 1942, 2056, 2313, 2570, 2913, 3084, 3855, 3884, 4626, 4855, 5140, 5826, 6168, 7710, 7768, 8739, 9252, 9710, 10280, 11565, 11652, 14565, 15420, 17478, 18504, 19420, 23130, 23304, 29130, 30840, 34956, 38840, 43695, 46260, 58260, 69912, 87390, 92520, 116520, 174780, 249547, 349560, 499094, 748641, 998188, 1247735, 1497282, 1996376, 2245923, 2495470, 2994564, 3743205, 4491846, 4990940, 5989128, 7486410, 8983692, 9981880, 11229615, 14972820, 17967384, 22459230, 29945640, 44918460, 89836920]

約数ペア:

[(1, 89836920), (2, 44918460), (3, 29945640), (4, 22459230), (5, 17967384), (6, 14972820), (8, 11229615), (9, 9981880), (10, 8983692), (12, 7486410), (15, 5989128), (18, 4990940), (20, 4491846), (24, 3743205), (30, 2994564), (36, 2495470), (40, 2245923), (45, 1996376), (60, 1497282), (72, 1247735), (90, 998188), (120, 748641), (180, 499094), (257, 349560), (360, 249547), (514, 174780), (771, 116520), (971, 92520), (1028, 87390), (1285, 69912), (1542, 58260), (1942, 46260), (2056, 43695), (2313, 38840), (2570, 34956), (2913, 30840), (3084, 29130), (3855, 23304), (3884, 23130), (4626, 19420), (4855, 18504), (5140, 17478), (5826, 15420), (6168, 14565), (7710, 11652), (7768, 11565), (8739, 10280), (9252, 9710)]