1996650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:70

約数の個数: 120

約数和(自身を含む): 6076620

約数和(自身を除く): 4079970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 29, 30, 34, 45, 50, 51, 54, 58, 75, 81, 85, 87, 90, 102, 135, 145, 150, 153, 162, 170, 174, 225, 255, 261, 270, 290, 306, 405, 425, 435, 450, 459, 493, 510, 522, 675, 725, 765, 783, 810, 850, 870, 918, 986, 1275, 1305, 1350, 1377, 1450, 1479, 1530, 1566, 2025, 2175, 2295, 2349, 2465, 2550, 2610, 2754, 2958, 3825, 3915, 4050, 4350, 4437, 4590, 4698, 4930, 6525, 6885, 7395, 7650, 7830, 8874, 11475, 11745, 12325, 13050, 13311, 13770, 14790, 19575, 22185, 22950, 23490, 24650, 26622, 34425, 36975, 39150, 39933, 44370, 58725, 66555, 68850, 73950, 79866, 110925, 117450, 133110, 199665, 221850, 332775, 399330, 665550, 998325, 1996650]

約数ペア:

[(1, 1996650), (2, 998325), (3, 665550), (5, 399330), (6, 332775), (9, 221850), (10, 199665), (15, 133110), (17, 117450), (18, 110925), (25, 79866), (27, 73950), (29, 68850), (30, 66555), (34, 58725), (45, 44370), (50, 39933), (51, 39150), (54, 36975), (58, 34425), (75, 26622), (81, 24650), (85, 23490), (87, 22950), (90, 22185), (102, 19575), (135, 14790), (145, 13770), (150, 13311), (153, 13050), (162, 12325), (170, 11745), (174, 11475), (225, 8874), (255, 7830), (261, 7650), (270, 7395), (290, 6885), (306, 6525), (405, 4930), (425, 4698), (435, 4590), (450, 4437), (459, 4350), (493, 4050), (510, 3915), (522, 3825), (675, 2958), (725, 2754), (765, 2610), (783, 2550), (810, 2465), (850, 2349), (870, 2295), (918, 2175), (986, 2025), (1275, 1566), (1305, 1530), (1350, 1479), (1377, 1450)]