1331100

素因数分解:

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

素因数の和:69

約数の個数: 144

約数和(自身を含む): 4687200

約数和(自身を除く): 3356100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 29, 30, 34, 36, 45, 50, 51, 54, 58, 60, 68, 75, 85, 87, 90, 100, 102, 108, 116, 135, 145, 150, 153, 170, 174, 180, 204, 225, 255, 261, 270, 290, 300, 306, 340, 348, 425, 435, 450, 459, 493, 510, 522, 540, 580, 612, 675, 725, 765, 783, 850, 870, 900, 918, 986, 1020, 1044, 1275, 1305, 1350, 1450, 1479, 1530, 1566, 1700, 1740, 1836, 1972, 2175, 2295, 2465, 2550, 2610, 2700, 2900, 2958, 3060, 3132, 3825, 3915, 4350, 4437, 4590, 4930, 5100, 5220, 5916, 6525, 7395, 7650, 7830, 8700, 8874, 9180, 9860, 11475, 12325, 13050, 13311, 14790, 15300, 15660, 17748, 19575, 22185, 22950, 24650, 26100, 26622, 29580, 36975, 39150, 44370, 45900, 49300, 53244, 66555, 73950, 78300, 88740, 110925, 133110, 147900, 221850, 266220, 332775, 443700, 665550, 1331100]

約数ペア:

[(1, 1331100), (2, 665550), (3, 443700), (4, 332775), (5, 266220), (6, 221850), (9, 147900), (10, 133110), (12, 110925), (15, 88740), (17, 78300), (18, 73950), (20, 66555), (25, 53244), (27, 49300), (29, 45900), (30, 44370), (34, 39150), (36, 36975), (45, 29580), (50, 26622), (51, 26100), (54, 24650), (58, 22950), (60, 22185), (68, 19575), (75, 17748), (85, 15660), (87, 15300), (90, 14790), (100, 13311), (102, 13050), (108, 12325), (116, 11475), (135, 9860), (145, 9180), (150, 8874), (153, 8700), (170, 7830), (174, 7650), (180, 7395), (204, 6525), (225, 5916), (255, 5220), (261, 5100), (270, 4930), (290, 4590), (300, 4437), (306, 4350), (340, 3915), (348, 3825), (425, 3132), (435, 3060), (450, 2958), (459, 2900), (493, 2700), (510, 2610), (522, 2550), (540, 2465), (580, 2295), (612, 2175), (675, 1972), (725, 1836), (765, 1740), (783, 1700), (850, 1566), (870, 1530), (900, 1479), (918, 1450), (986, 1350), (1020, 1305), (1044, 1275)]