28993500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 144

約数和(自身を含む): 97100640

約数和(自身を除く): 68107140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 125, 150, 153, 170, 180, 204, 225, 250, 255, 300, 306, 340, 375, 379, 425, 450, 500, 510, 612, 750, 758, 765, 850, 900, 1020, 1125, 1137, 1275, 1500, 1516, 1530, 1700, 1895, 2125, 2250, 2274, 2550, 3060, 3411, 3790, 3825, 4250, 4500, 4548, 5100, 5685, 6375, 6443, 6822, 7580, 7650, 8500, 9475, 11370, 12750, 12886, 13644, 15300, 17055, 18950, 19125, 19329, 22740, 25500, 25772, 28425, 32215, 34110, 37900, 38250, 38658, 47375, 56850, 57987, 64430, 68220, 76500, 77316, 85275, 94750, 96645, 113700, 115974, 128860, 142125, 161075, 170550, 189500, 193290, 231948, 284250, 289935, 322150, 341100, 386580, 426375, 483225, 568500, 579870, 644300, 805375, 852750, 966450, 1159740, 1449675, 1610750, 1705500, 1932900, 2416125, 2899350, 3221500, 4832250, 5798700, 7248375, 9664500, 14496750, 28993500]

約数ペア:

[(1, 28993500), (2, 14496750), (3, 9664500), (4, 7248375), (5, 5798700), (6, 4832250), (9, 3221500), (10, 2899350), (12, 2416125), (15, 1932900), (17, 1705500), (18, 1610750), (20, 1449675), (25, 1159740), (30, 966450), (34, 852750), (36, 805375), (45, 644300), (50, 579870), (51, 568500), (60, 483225), (68, 426375), (75, 386580), (85, 341100), (90, 322150), (100, 289935), (102, 284250), (125, 231948), (150, 193290), (153, 189500), (170, 170550), (180, 161075), (204, 142125), (225, 128860), (250, 115974), (255, 113700), (300, 96645), (306, 94750), (340, 85275), (375, 77316), (379, 76500), (425, 68220), (450, 64430), (500, 57987), (510, 56850), (612, 47375), (750, 38658), (758, 38250), (765, 37900), (850, 34110), (900, 32215), (1020, 28425), (1125, 25772), (1137, 25500), (1275, 22740), (1500, 19329), (1516, 19125), (1530, 18950), (1700, 17055), (1895, 15300), (2125, 13644), (2250, 12886), (2274, 12750), (2550, 11370), (3060, 9475), (3411, 8500), (3790, 7650), (3825, 7580), (4250, 6822), (4500, 6443), (4548, 6375), (5100, 5685)]