438845220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20149}}^1$

素因数の和:20186

約数の個数: 108

約数和(自身を含む): 1463252700

約数和(自身を除く): 1024407480

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 4356, 5445, 7260, 10890, 20149, 21780, 40298, 60447, 80596, 100745, 120894, 181341, 201490, 221639, 241788, 302235, 362682, 402980, 443278, 604470, 664917, 725364, 886556, 906705, 1108195, 1208940, 1329834, 1813410, 1994751, 2216390, 2438029, 2659668, 3324585, 3626820, 3989502, 4432780, 4876058, 6649170, 7314087, 7979004, 9752116, 9973755, 12190145, 13298340, 14628174, 19947510, 21942261, 24380290, 29256348, 36570435, 39895020, 43884522, 48760580, 73140870, 87769044, 109711305, 146281740, 219422610, 438845220]

約数ペア:

[(1, 438845220), (2, 219422610), (3, 146281740), (4, 109711305), (5, 87769044), (6, 73140870), (9, 48760580), (10, 43884522), (11, 39895020), (12, 36570435), (15, 29256348), (18, 24380290), (20, 21942261), (22, 19947510), (30, 14628174), (33, 13298340), (36, 12190145), (44, 9973755), (45, 9752116), (55, 7979004), (60, 7314087), (66, 6649170), (90, 4876058), (99, 4432780), (110, 3989502), (121, 3626820), (132, 3324585), (165, 2659668), (180, 2438029), (198, 2216390), (220, 1994751), (242, 1813410), (330, 1329834), (363, 1208940), (396, 1108195), (484, 906705), (495, 886556), (605, 725364), (660, 664917), (726, 604470), (990, 443278), (1089, 402980), (1210, 362682), (1452, 302235), (1815, 241788), (1980, 221639), (2178, 201490), (2420, 181341), (3630, 120894), (4356, 100745), (5445, 80596), (7260, 60447), (10890, 40298), (20149, 21780)]