728421120

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{3011}}^1$

素因数の和:3048

約数の個数: 288

約数和(自身を含む): 2955133440

約数和(自身を除く): 2226712320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3011, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5376, 5760, 6022, 6048, 6720, 6912, 7560, 8064, 8640, 8960, 9033, 10080, 11520, 12044, 12096, 13440, 15055, 15120, 16128, 17280, 18066, 20160, 21077, 24088, 24192, 26880, 27099, 30110, 30240, 34560, 36132, 40320, 42154, 45165, 48176, 48384, 54198, 60220, 60480, 63231, 72264, 80640, 81297, 84308, 90330, 96352, 105385, 108396, 120440, 120960, 126462, 135495, 144528, 162594, 168616, 180660, 189693, 192704, 210770, 216792, 240880, 241920, 252924, 270990, 289056, 316155, 325188, 337232, 361320, 379386, 385408, 406485, 421540, 433584, 481760, 505848, 541980, 569079, 578112, 632310, 650376, 674464, 722640, 758772, 770816, 812970, 843080, 867168, 948465, 963520, 1011696, 1083960, 1138158, 1156224, 1264620, 1300752, 1348928, 1445280, 1517544, 1625940, 1686160, 1734336, 1896930, 1927040, 2023392, 2167920, 2276316, 2312448, 2529240, 2601504, 2697856, 2845395, 2890560, 3035088, 3251880, 3372320, 3468672, 3793860, 3854080, 4046784, 4335840, 4552632, 5058480, 5203008, 5395712, 5690790, 5781120, 6070176, 6503760, 6744640, 6937344, 7587720, 8093568, 8671680, 9105264, 10116960, 10406016, 11381580, 11562240, 12140352, 13007520, 13489280, 15175440, 16187136, 17343360, 18210528, 20233920, 20812032, 22763160, 24280704, 26015040, 26978560, 30350880, 34686720, 36421056, 40467840, 45526320, 48561408, 52030080, 60701760, 72842112, 80935680, 91052640, 104060160, 121403520, 145684224, 182105280, 242807040, 364210560, 728421120]

約数ペア:

[(1, 728421120), (2, 364210560), (3, 242807040), (4, 182105280), (5, 145684224), (6, 121403520), (7, 104060160), (8, 91052640), (9, 80935680), (10, 72842112), (12, 60701760), (14, 52030080), (15, 48561408), (16, 45526320), (18, 40467840), (20, 36421056), (21, 34686720), (24, 30350880), (27, 26978560), (28, 26015040), (30, 24280704), (32, 22763160), (35, 20812032), (36, 20233920), (40, 18210528), (42, 17343360), (45, 16187136), (48, 15175440), (54, 13489280), (56, 13007520), (60, 12140352), (63, 11562240), (64, 11381580), (70, 10406016), (72, 10116960), (80, 9105264), (84, 8671680), (90, 8093568), (96, 7587720), (105, 6937344), (108, 6744640), (112, 6503760), (120, 6070176), (126, 5781120), (128, 5690790), (135, 5395712), (140, 5203008), (144, 5058480), (160, 4552632), (168, 4335840), (180, 4046784), (189, 3854080), (192, 3793860), (210, 3468672), (216, 3372320), (224, 3251880), (240, 3035088), (252, 2890560), (256, 2845395), (270, 2697856), (280, 2601504), (288, 2529240), (315, 2312448), (320, 2276316), (336, 2167920), (360, 2023392), (378, 1927040), (384, 1896930), (420, 1734336), (432, 1686160), (448, 1625940), (480, 1517544), (504, 1445280), (540, 1348928), (560, 1300752), (576, 1264620), (630, 1156224), (640, 1138158), (672, 1083960), (720, 1011696), (756, 963520), (768, 948465), (840, 867168), (864, 843080), (896, 812970), (945, 770816), (960, 758772), (1008, 722640), (1080, 674464), (1120, 650376), (1152, 632310), (1260, 578112), (1280, 569079), (1344, 541980), (1440, 505848), (1512, 481760), (1680, 433584), (1728, 421540), (1792, 406485), (1890, 385408), (1920, 379386), (2016, 361320), (2160, 337232), (2240, 325188), (2304, 316155), (2520, 289056), (2688, 270990), (2880, 252924), (3011, 241920), (3024, 240880), (3360, 216792), (3456, 210770), (3780, 192704), (3840, 189693), (4032, 180660), (4320, 168616), (4480, 162594), (5040, 144528), (5376, 135495), (5760, 126462), (6022, 120960), (6048, 120440), (6720, 108396), (6912, 105385), (7560, 96352), (8064, 90330), (8640, 84308), (8960, 81297), (9033, 80640), (10080, 72264), (11520, 63231), (12044, 60480), (12096, 60220), (13440, 54198), (15055, 48384), (15120, 48176), (16128, 45165), (17280, 42154), (18066, 40320), (20160, 36132), (21077, 34560), (24088, 30240), (24192, 30110), (26880, 27099)]