231384780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{853}}^1$

素因数の和:1016

約数の個数: 144

約数和(自身を含む): 772166304

約数和(自身を除く): 540781524

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, 132, 137, 165, 180, 198, 220, 274, 330, 396, 411, 495, 548, 660, 685, 822, 853, 990, 1233, 1370, 1507, 1644, 1706, 1980, 2055, 2466, 2559, 2740, 3014, 3412, 4110, 4265, 4521, 4932, 5118, 6028, 6165, 7535, 7677, 8220, 8530, 9042, 9383, 10236, 12330, 12795, 13563, 15070, 15354, 17060, 18084, 18766, 22605, 24660, 25590, 27126, 28149, 30140, 30708, 37532, 38385, 45210, 46915, 51180, 54252, 56298, 67815, 76770, 84447, 90420, 93830, 112596, 116861, 135630, 140745, 153540, 168894, 187660, 233722, 271260, 281490, 337788, 350583, 422235, 467444, 562980, 584305, 701166, 844470, 1051749, 1168610, 1285471, 1402332, 1688940, 1752915, 2103498, 2337220, 2570942, 3505830, 3856413, 4206996, 5141884, 5258745, 6427355, 7011660, 7712826, 10517490, 11569239, 12854710, 15425652, 19282065, 21034980, 23138478, 25709420, 38564130, 46276956, 57846195, 77128260, 115692390, 231384780]

約数ペア:

[(1, 231384780), (2, 115692390), (3, 77128260), (4, 57846195), (5, 46276956), (6, 38564130), (9, 25709420), (10, 23138478), (11, 21034980), (12, 19282065), (15, 15425652), (18, 12854710), (20, 11569239), (22, 10517490), (30, 7712826), (33, 7011660), (36, 6427355), (44, 5258745), (45, 5141884), (55, 4206996), (60, 3856413), (66, 3505830), (90, 2570942), (99, 2337220), (110, 2103498), (132, 1752915), (137, 1688940), (165, 1402332), (180, 1285471), (198, 1168610), (220, 1051749), (274, 844470), (330, 701166), (396, 584305), (411, 562980), (495, 467444), (548, 422235), (660, 350583), (685, 337788), (822, 281490), (853, 271260), (990, 233722), (1233, 187660), (1370, 168894), (1507, 153540), (1644, 140745), (1706, 135630), (1980, 116861), (2055, 112596), (2466, 93830), (2559, 90420), (2740, 84447), (3014, 76770), (3412, 67815), (4110, 56298), (4265, 54252), (4521, 51180), (4932, 46915), (5118, 45210), (6028, 38385), (6165, 37532), (7535, 30708), (7677, 30140), (8220, 28149), (8530, 27126), (9042, 25590), (9383, 24660), (10236, 22605), (12330, 18766), (12795, 18084), (13563, 17060), (15070, 15354)]