648147960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3469}}^1$

素因数の和:3662

約数の個数: 128

約数和(自身を含む): 2173608000

約数和(自身を除く): 1525460040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 173, 180, 216, 270, 346, 360, 519, 540, 692, 865, 1038, 1080, 1384, 1557, 1730, 2076, 2595, 3114, 3460, 3469, 4152, 4671, 5190, 6228, 6920, 6938, 7785, 9342, 10380, 10407, 12456, 13876, 15570, 17345, 18684, 20760, 20814, 23355, 27752, 31140, 31221, 34690, 37368, 41628, 46710, 52035, 62280, 62442, 69380, 83256, 93420, 93663, 104070, 124884, 138760, 156105, 186840, 187326, 208140, 249768, 312210, 374652, 416280, 468315, 600137, 624420, 749304, 936630, 1200274, 1248840, 1800411, 1873260, 2400548, 3000685, 3600822, 3746520, 4801096, 5401233, 6001370, 7201644, 9002055, 10802466, 12002740, 14403288, 16203699, 18004110, 21604932, 24005480, 27006165, 32407398, 36008220, 43209864, 54012330, 64814796, 72016440, 81018495, 108024660, 129629592, 162036990, 216049320, 324073980, 648147960]

約数ペア:

[(1, 648147960), (2, 324073980), (3, 216049320), (4, 162036990), (5, 129629592), (6, 108024660), (8, 81018495), (9, 72016440), (10, 64814796), (12, 54012330), (15, 43209864), (18, 36008220), (20, 32407398), (24, 27006165), (27, 24005480), (30, 21604932), (36, 18004110), (40, 16203699), (45, 14403288), (54, 12002740), (60, 10802466), (72, 9002055), (90, 7201644), (108, 6001370), (120, 5401233), (135, 4801096), (173, 3746520), (180, 3600822), (216, 3000685), (270, 2400548), (346, 1873260), (360, 1800411), (519, 1248840), (540, 1200274), (692, 936630), (865, 749304), (1038, 624420), (1080, 600137), (1384, 468315), (1557, 416280), (1730, 374652), (2076, 312210), (2595, 249768), (3114, 208140), (3460, 187326), (3469, 186840), (4152, 156105), (4671, 138760), (5190, 124884), (6228, 104070), (6920, 93663), (6938, 93420), (7785, 83256), (9342, 69380), (10380, 62442), (10407, 62280), (12456, 52035), (13876, 46710), (15570, 41628), (17345, 37368), (18684, 34690), (20760, 31221), (20814, 31140), (23355, 27752)]