1818300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 144

約数和(自身を含む): 6249600

約数和(自身を除く): 4431300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 25, 29, 30, 33, 38, 44, 50, 55, 57, 58, 60, 66, 75, 76, 87, 95, 100, 110, 114, 116, 132, 145, 150, 165, 174, 190, 209, 220, 228, 275, 285, 290, 300, 319, 330, 348, 380, 418, 435, 475, 550, 551, 570, 580, 627, 638, 660, 725, 825, 836, 870, 950, 957, 1045, 1100, 1102, 1140, 1254, 1276, 1425, 1450, 1595, 1650, 1653, 1740, 1900, 1914, 2090, 2175, 2204, 2508, 2755, 2850, 2900, 3135, 3190, 3300, 3306, 3828, 4180, 4350, 4785, 5225, 5510, 5700, 6061, 6270, 6380, 6612, 7975, 8265, 8700, 9570, 10450, 11020, 12122, 12540, 13775, 15675, 15950, 16530, 18183, 19140, 20900, 23925, 24244, 27550, 30305, 31350, 31900, 33060, 36366, 41325, 47850, 55100, 60610, 62700, 72732, 82650, 90915, 95700, 121220, 151525, 165300, 181830, 303050, 363660, 454575, 606100, 909150, 1818300]

約数ペア:

[(1, 1818300), (2, 909150), (3, 606100), (4, 454575), (5, 363660), (6, 303050), (10, 181830), (11, 165300), (12, 151525), (15, 121220), (19, 95700), (20, 90915), (22, 82650), (25, 72732), (29, 62700), (30, 60610), (33, 55100), (38, 47850), (44, 41325), (50, 36366), (55, 33060), (57, 31900), (58, 31350), (60, 30305), (66, 27550), (75, 24244), (76, 23925), (87, 20900), (95, 19140), (100, 18183), (110, 16530), (114, 15950), (116, 15675), (132, 13775), (145, 12540), (150, 12122), (165, 11020), (174, 10450), (190, 9570), (209, 8700), (220, 8265), (228, 7975), (275, 6612), (285, 6380), (290, 6270), (300, 6061), (319, 5700), (330, 5510), (348, 5225), (380, 4785), (418, 4350), (435, 4180), (475, 3828), (550, 3306), (551, 3300), (570, 3190), (580, 3135), (627, 2900), (638, 2850), (660, 2755), (725, 2508), (825, 2204), (836, 2175), (870, 2090), (950, 1914), (957, 1900), (1045, 1740), (1100, 1653), (1102, 1650), (1140, 1595), (1254, 1450), (1276, 1425)]