661385520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2411}}^1$

素因数の和:2560

約数の個数: 160

約数和(自身を含む): 2296995840

約数和(自身を除く): 1635610320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 127, 135, 144, 180, 216, 240, 254, 270, 360, 381, 432, 508, 540, 635, 720, 762, 1016, 1080, 1143, 1270, 1524, 1905, 2032, 2160, 2286, 2411, 2540, 3048, 3429, 3810, 4572, 4822, 5080, 5715, 6096, 6858, 7233, 7620, 9144, 9644, 10160, 11430, 12055, 13716, 14466, 15240, 17145, 18288, 19288, 21699, 22860, 24110, 27432, 28932, 30480, 34290, 36165, 38576, 43398, 45720, 48220, 54864, 57864, 65097, 68580, 72330, 86796, 91440, 96440, 108495, 115728, 130194, 137160, 144660, 173592, 192880, 216990, 260388, 274320, 289320, 306197, 325485, 347184, 433980, 520776, 578640, 612394, 650970, 867960, 918591, 1041552, 1224788, 1301940, 1530985, 1735920, 1837182, 2449576, 2603880, 2755773, 3061970, 3674364, 4592955, 4899152, 5207760, 5511546, 6123940, 7348728, 8267319, 9185910, 11023092, 12247880, 13778865, 14697456, 16534638, 18371820, 22046184, 24495760, 27557730, 33069276, 36743640, 41336595, 44092368, 55115460, 66138552, 73487280, 82673190, 110230920, 132277104, 165346380, 220461840, 330692760, 661385520]

約数ペア:

[(1, 661385520), (2, 330692760), (3, 220461840), (4, 165346380), (5, 132277104), (6, 110230920), (8, 82673190), (9, 73487280), (10, 66138552), (12, 55115460), (15, 44092368), (16, 41336595), (18, 36743640), (20, 33069276), (24, 27557730), (27, 24495760), (30, 22046184), (36, 18371820), (40, 16534638), (45, 14697456), (48, 13778865), (54, 12247880), (60, 11023092), (72, 9185910), (80, 8267319), (90, 7348728), (108, 6123940), (120, 5511546), (127, 5207760), (135, 4899152), (144, 4592955), (180, 3674364), (216, 3061970), (240, 2755773), (254, 2603880), (270, 2449576), (360, 1837182), (381, 1735920), (432, 1530985), (508, 1301940), (540, 1224788), (635, 1041552), (720, 918591), (762, 867960), (1016, 650970), (1080, 612394), (1143, 578640), (1270, 520776), (1524, 433980), (1905, 347184), (2032, 325485), (2160, 306197), (2286, 289320), (2411, 274320), (2540, 260388), (3048, 216990), (3429, 192880), (3810, 173592), (4572, 144660), (4822, 137160), (5080, 130194), (5715, 115728), (6096, 108495), (6858, 96440), (7233, 91440), (7620, 86796), (9144, 72330), (9644, 68580), (10160, 65097), (11430, 57864), (12055, 54864), (13716, 48220), (14466, 45720), (15240, 43398), (17145, 38576), (18288, 36165), (19288, 34290), (21699, 30480), (22860, 28932), (24110, 27432)]