2810100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 9374400

約数和(自身を除く): 6564300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 25, 29, 30, 34, 38, 50, 51, 57, 58, 60, 68, 75, 76, 85, 87, 95, 100, 102, 114, 116, 145, 150, 170, 174, 190, 204, 228, 255, 285, 290, 300, 323, 340, 348, 380, 425, 435, 475, 493, 510, 551, 570, 580, 646, 725, 850, 870, 950, 969, 986, 1020, 1102, 1140, 1275, 1292, 1425, 1450, 1479, 1615, 1653, 1700, 1740, 1900, 1938, 1972, 2175, 2204, 2465, 2550, 2755, 2850, 2900, 2958, 3230, 3306, 3876, 4350, 4845, 4930, 5100, 5510, 5700, 5916, 6460, 6612, 7395, 8075, 8265, 8700, 9367, 9690, 9860, 11020, 12325, 13775, 14790, 16150, 16530, 18734, 19380, 24225, 24650, 27550, 28101, 29580, 32300, 33060, 36975, 37468, 41325, 46835, 48450, 49300, 55100, 56202, 73950, 82650, 93670, 96900, 112404, 140505, 147900, 165300, 187340, 234175, 281010, 468350, 562020, 702525, 936700, 1405050, 2810100]

約数ペア:

[(1, 2810100), (2, 1405050), (3, 936700), (4, 702525), (5, 562020), (6, 468350), (10, 281010), (12, 234175), (15, 187340), (17, 165300), (19, 147900), (20, 140505), (25, 112404), (29, 96900), (30, 93670), (34, 82650), (38, 73950), (50, 56202), (51, 55100), (57, 49300), (58, 48450), (60, 46835), (68, 41325), (75, 37468), (76, 36975), (85, 33060), (87, 32300), (95, 29580), (100, 28101), (102, 27550), (114, 24650), (116, 24225), (145, 19380), (150, 18734), (170, 16530), (174, 16150), (190, 14790), (204, 13775), (228, 12325), (255, 11020), (285, 9860), (290, 9690), (300, 9367), (323, 8700), (340, 8265), (348, 8075), (380, 7395), (425, 6612), (435, 6460), (475, 5916), (493, 5700), (510, 5510), (551, 5100), (570, 4930), (580, 4845), (646, 4350), (725, 3876), (850, 3306), (870, 3230), (950, 2958), (969, 2900), (986, 2850), (1020, 2755), (1102, 2550), (1140, 2465), (1275, 2204), (1292, 2175), (1425, 1972), (1450, 1938), (1479, 1900), (1615, 1740), (1653, 1700)]