621285120

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{17977}}^1$

素因数の和:18007

約数の個数: 144

約数和(自身を含む): 2204821920

約数和(自身を除く): 1583536800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 8640, 11520, 17280, 17977, 34560, 35954, 53931, 71908, 89885, 107862, 143816, 161793, 179770, 215724, 269655, 287632, 323586, 359540, 431448, 485379, 539310, 575264, 647172, 719080, 808965, 862896, 970758, 1078620, 1150528, 1294344, 1438160, 1617930, 1725792, 1941516, 2157240, 2301056, 2426895, 2588688, 2876320, 3235860, 3451584, 3883032, 4314480, 4602112, 4853790, 5177376, 5752640, 6471720, 6903168, 7766064, 8628960, 9707580, 10354752, 11505280, 12943440, 13806336, 15532128, 17257920, 19415160, 20709504, 23010560, 25886880, 31064256, 34515840, 38830320, 41419008, 51773760, 62128512, 69031680, 77660640, 103547520, 124257024, 155321280, 207095040, 310642560, 621285120]

約数ペア:

[(1, 621285120), (2, 310642560), (3, 207095040), (4, 155321280), (5, 124257024), (6, 103547520), (8, 77660640), (9, 69031680), (10, 62128512), (12, 51773760), (15, 41419008), (16, 38830320), (18, 34515840), (20, 31064256), (24, 25886880), (27, 23010560), (30, 20709504), (32, 19415160), (36, 17257920), (40, 15532128), (45, 13806336), (48, 12943440), (54, 11505280), (60, 10354752), (64, 9707580), (72, 8628960), (80, 7766064), (90, 6903168), (96, 6471720), (108, 5752640), (120, 5177376), (128, 4853790), (135, 4602112), (144, 4314480), (160, 3883032), (180, 3451584), (192, 3235860), (216, 2876320), (240, 2588688), (256, 2426895), (270, 2301056), (288, 2157240), (320, 1941516), (360, 1725792), (384, 1617930), (432, 1438160), (480, 1294344), (540, 1150528), (576, 1078620), (640, 970758), (720, 862896), (768, 808965), (864, 719080), (960, 647172), (1080, 575264), (1152, 539310), (1280, 485379), (1440, 431448), (1728, 359540), (1920, 323586), (2160, 287632), (2304, 269655), (2880, 215724), (3456, 179770), (3840, 161793), (4320, 143816), (5760, 107862), (6912, 89885), (8640, 71908), (11520, 53931), (17280, 35954), (17977, 34560)]