31414140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{877}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 95877600

約数和(自身を除く): 64463460

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, 877, 995, 1194, 1754, 1791, 1990, 2388, 2631, 2985, 3508, 3582, 3980, 4385, 5262, 5970, 7164, 7893, 8770, 8955, 10524, 11940, 13155, 15786, 17540, 17910, 26310, 31572, 35820, 39465, 52620, 78930, 157860, 174523, 349046, 523569, 698092, 872615, 1047138, 1570707, 1745230, 2094276, 2617845, 3141414, 3490460, 5235690, 6282828, 7853535, 10471380, 15707070, 31414140]

約数ペア:

[(1, 31414140), (2, 15707070), (3, 10471380), (4, 7853535), (5, 6282828), (6, 5235690), (9, 3490460), (10, 3141414), (12, 2617845), (15, 2094276), (18, 1745230), (20, 1570707), (30, 1047138), (36, 872615), (45, 698092), (60, 523569), (90, 349046), (180, 174523), (199, 157860), (398, 78930), (597, 52620), (796, 39465), (877, 35820), (995, 31572), (1194, 26310), (1754, 17910), (1791, 17540), (1990, 15786), (2388, 13155), (2631, 11940), (2985, 10524), (3508, 8955), (3582, 8770), (3980, 7893), (4385, 7164), (5262, 5970)]