2680446420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{74831}}^1$

素因数の和:75045

約数の個数: 72

約数和(自身を含む): 8171654400

約数和(自身を除く): 5491207980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2985, 3582, 3980, 5970, 7164, 8955, 11940, 17910, 35820, 74831, 149662, 224493, 299324, 374155, 448986, 673479, 748310, 897972, 1122465, 1346958, 1496620, 2244930, 2693916, 3367395, 4489860, 6734790, 13469580, 14891369, 29782738, 44674107, 59565476, 74456845, 89348214, 134022321, 148913690, 178696428, 223370535, 268044642, 297827380, 446741070, 536089284, 670111605, 893482140, 1340223210, 2680446420]

約数ペア:

[(1, 2680446420), (2, 1340223210), (3, 893482140), (4, 670111605), (5, 536089284), (6, 446741070), (9, 297827380), (10, 268044642), (12, 223370535), (15, 178696428), (18, 148913690), (20, 134022321), (30, 89348214), (36, 74456845), (45, 59565476), (60, 44674107), (90, 29782738), (180, 14891369), (199, 13469580), (398, 6734790), (597, 4489860), (796, 3367395), (995, 2693916), (1194, 2244930), (1791, 1496620), (1990, 1346958), (2388, 1122465), (2985, 897972), (3582, 748310), (3980, 673479), (5970, 448986), (7164, 374155), (8955, 299324), (11940, 224493), (17910, 149662), (35820, 74831)]