291094740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{379}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 941129280

約数和(自身を除く): 650034540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 251, 255, 306, 340, 379, 502, 510, 612, 753, 758, 765, 1004, 1020, 1137, 1255, 1506, 1516, 1530, 1895, 2259, 2274, 2510, 3012, 3060, 3411, 3765, 3790, 4267, 4518, 4548, 5020, 5685, 6443, 6822, 7530, 7580, 8534, 9036, 11295, 11370, 12801, 12886, 13644, 15060, 17055, 17068, 19329, 21335, 22590, 22740, 25602, 25772, 32215, 34110, 38403, 38658, 42670, 45180, 51204, 57987, 64005, 64430, 68220, 76806, 77316, 85340, 95129, 96645, 115974, 128010, 128860, 153612, 190258, 192015, 193290, 231948, 256020, 285387, 289935, 380516, 384030, 386580, 475645, 570774, 579870, 768060, 856161, 951290, 1141548, 1159740, 1426935, 1617193, 1712322, 1902580, 2853870, 3234386, 3424644, 4280805, 4851579, 5707740, 6468772, 8085965, 8561610, 9703158, 14554737, 16171930, 17123220, 19406316, 24257895, 29109474, 32343860, 48515790, 58218948, 72773685, 97031580, 145547370, 291094740]

約数ペア:

[(1, 291094740), (2, 145547370), (3, 97031580), (4, 72773685), (5, 58218948), (6, 48515790), (9, 32343860), (10, 29109474), (12, 24257895), (15, 19406316), (17, 17123220), (18, 16171930), (20, 14554737), (30, 9703158), (34, 8561610), (36, 8085965), (45, 6468772), (51, 5707740), (60, 4851579), (68, 4280805), (85, 3424644), (90, 3234386), (102, 2853870), (153, 1902580), (170, 1712322), (180, 1617193), (204, 1426935), (251, 1159740), (255, 1141548), (306, 951290), (340, 856161), (379, 768060), (502, 579870), (510, 570774), (612, 475645), (753, 386580), (758, 384030), (765, 380516), (1004, 289935), (1020, 285387), (1137, 256020), (1255, 231948), (1506, 193290), (1516, 192015), (1530, 190258), (1895, 153612), (2259, 128860), (2274, 128010), (2510, 115974), (3012, 96645), (3060, 95129), (3411, 85340), (3765, 77316), (3790, 76806), (4267, 68220), (4518, 64430), (4548, 64005), (5020, 57987), (5685, 51204), (6443, 45180), (6822, 42670), (7530, 38658), (7580, 38403), (8534, 34110), (9036, 32215), (11295, 25772), (11370, 25602), (12801, 22740), (12886, 22590), (13644, 21335), (15060, 19329), (17055, 17068)]