18089100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 108

約数和(自身を含む): 57548400

約数和(自身を除く): 39459300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 101, 150, 180, 199, 202, 225, 300, 303, 398, 404, 450, 505, 597, 606, 796, 900, 909, 995, 1010, 1194, 1212, 1515, 1791, 1818, 1990, 2020, 2388, 2525, 2985, 3030, 3582, 3636, 3980, 4545, 4975, 5050, 5970, 6060, 7164, 7575, 8955, 9090, 9950, 10100, 11940, 14925, 15150, 17910, 18180, 19900, 20099, 22725, 29850, 30300, 35820, 40198, 44775, 45450, 59700, 60297, 80396, 89550, 90900, 100495, 120594, 179100, 180891, 200990, 241188, 301485, 361782, 401980, 502475, 602970, 723564, 904455, 1004950, 1205940, 1507425, 1808910, 2009900, 3014850, 3617820, 4522275, 6029700, 9044550, 18089100]

約数ペア:

[(1, 18089100), (2, 9044550), (3, 6029700), (4, 4522275), (5, 3617820), (6, 3014850), (9, 2009900), (10, 1808910), (12, 1507425), (15, 1205940), (18, 1004950), (20, 904455), (25, 723564), (30, 602970), (36, 502475), (45, 401980), (50, 361782), (60, 301485), (75, 241188), (90, 200990), (100, 180891), (101, 179100), (150, 120594), (180, 100495), (199, 90900), (202, 89550), (225, 80396), (300, 60297), (303, 59700), (398, 45450), (404, 44775), (450, 40198), (505, 35820), (597, 30300), (606, 29850), (796, 22725), (900, 20099), (909, 19900), (995, 18180), (1010, 17910), (1194, 15150), (1212, 14925), (1515, 11940), (1791, 10100), (1818, 9950), (1990, 9090), (2020, 8955), (2388, 7575), (2525, 7164), (2985, 6060), (3030, 5970), (3582, 5050), (3636, 4975), (3980, 4545)]