331240320

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 256

約数和(自身を含む): 1215432000

約数和(自身を除く): 884191680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 432, 435, 464, 480, 522, 540, 576, 580, 640, 661, 696, 720, 783, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1305, 1322, 1392, 1440, 1566, 1728, 1740, 1856, 1920, 1983, 2088, 2160, 2320, 2610, 2644, 2784, 2880, 3132, 3305, 3456, 3480, 3712, 3915, 3966, 4176, 4320, 4640, 5220, 5288, 5568, 5760, 5949, 6264, 6610, 6960, 7830, 7932, 8352, 8640, 9280, 9915, 10440, 10576, 11136, 11898, 12528, 13220, 13920, 15660, 15864, 16704, 17280, 17847, 18560, 19169, 19830, 20880, 21152, 23796, 25056, 26440, 27840, 29745, 31320, 31728, 33408, 35694, 38338, 39660, 41760, 42304, 47592, 50112, 52880, 55680, 57507, 59490, 62640, 63456, 71388, 76676, 79320, 83520, 84608, 89235, 95184, 95845, 100224, 105760, 115014, 118980, 125280, 126912, 142776, 153352, 158640, 167040, 172521, 178470, 190368, 191690, 211520, 230028, 237960, 250560, 253824, 285552, 287535, 306704, 317280, 345042, 356940, 380736, 383380, 423040, 460056, 475920, 501120, 517563, 571104, 575070, 613408, 634560, 690084, 713880, 761472, 766760, 862605, 920112, 951840, 1035126, 1142208, 1150140, 1226816, 1269120, 1380168, 1427760, 1533520, 1725210, 1840224, 1903680, 2070252, 2284416, 2300280, 2453632, 2587815, 2760336, 2855520, 3067040, 3450420, 3680448, 3807360, 4140504, 4600560, 5175630, 5520672, 5711040, 6134080, 6900840, 7360896, 8281008, 9201120, 10351260, 11041344, 11422080, 12268160, 13801680, 16562016, 18402240, 20702520, 22082688, 27603360, 33124032, 36804480, 41405040, 55206720, 66248064, 82810080, 110413440, 165620160, 331240320]

約数ペア:

[(1, 331240320), (2, 165620160), (3, 110413440), (4, 82810080), (5, 66248064), (6, 55206720), (8, 41405040), (9, 36804480), (10, 33124032), (12, 27603360), (15, 22082688), (16, 20702520), (18, 18402240), (20, 16562016), (24, 13801680), (27, 12268160), (29, 11422080), (30, 11041344), (32, 10351260), (36, 9201120), (40, 8281008), (45, 7360896), (48, 6900840), (54, 6134080), (58, 5711040), (60, 5520672), (64, 5175630), (72, 4600560), (80, 4140504), (87, 3807360), (90, 3680448), (96, 3450420), (108, 3067040), (116, 2855520), (120, 2760336), (128, 2587815), (135, 2453632), (144, 2300280), (145, 2284416), (160, 2070252), (174, 1903680), (180, 1840224), (192, 1725210), (216, 1533520), (232, 1427760), (240, 1380168), (261, 1269120), (270, 1226816), (288, 1150140), (290, 1142208), (320, 1035126), (348, 951840), (360, 920112), (384, 862605), (432, 766760), (435, 761472), (464, 713880), (480, 690084), (522, 634560), (540, 613408), (576, 575070), (580, 571104), (640, 517563), (661, 501120), (696, 475920), (720, 460056), (783, 423040), (864, 383380), (870, 380736), (928, 356940), (960, 345042), (1044, 317280), (1080, 306704), (1152, 287535), (1160, 285552), (1305, 253824), (1322, 250560), (1392, 237960), (1440, 230028), (1566, 211520), (1728, 191690), (1740, 190368), (1856, 178470), (1920, 172521), (1983, 167040), (2088, 158640), (2160, 153352), (2320, 142776), (2610, 126912), (2644, 125280), (2784, 118980), (2880, 115014), (3132, 105760), (3305, 100224), (3456, 95845), (3480, 95184), (3712, 89235), (3915, 84608), (3966, 83520), (4176, 79320), (4320, 76676), (4640, 71388), (5220, 63456), (5288, 62640), (5568, 59490), (5760, 57507), (5949, 55680), (6264, 52880), (6610, 50112), (6960, 47592), (7830, 42304), (7932, 41760), (8352, 39660), (8640, 38338), (9280, 35694), (9915, 33408), (10440, 31728), (10576, 31320), (11136, 29745), (11898, 27840), (12528, 26440), (13220, 25056), (13920, 23796), (15660, 21152), (15864, 20880), (16704, 19830), (17280, 19169), (17847, 18560)]