397209120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{977}}^1$

素因数の和:1024

約数の個数: 288

約数和(自身を含む): 1573375104

約数和(自身を除く): 1176165984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 121, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 242, 264, 280, 308, 330, 336, 352, 363, 385, 420, 440, 462, 480, 484, 528, 560, 605, 616, 660, 672, 726, 770, 840, 847, 880, 924, 968, 977, 1056, 1120, 1155, 1210, 1232, 1320, 1452, 1540, 1680, 1694, 1760, 1815, 1848, 1936, 1954, 2310, 2420, 2464, 2541, 2640, 2904, 2931, 3080, 3360, 3388, 3630, 3696, 3872, 3908, 4235, 4620, 4840, 4885, 5082, 5280, 5808, 5862, 6160, 6776, 6839, 7260, 7392, 7816, 8470, 9240, 9680, 9770, 10164, 10747, 11616, 11724, 12320, 12705, 13552, 13678, 14520, 14655, 15632, 16940, 18480, 19360, 19540, 20328, 20517, 21494, 23448, 25410, 27104, 27356, 29040, 29310, 31264, 32241, 33880, 34195, 36960, 39080, 40656, 41034, 42988, 46896, 50820, 53735, 54712, 58080, 58620, 64482, 67760, 68390, 75229, 78160, 81312, 82068, 85976, 93792, 101640, 102585, 107470, 109424, 117240, 118217, 128964, 135520, 136780, 150458, 156320, 161205, 164136, 171952, 203280, 205170, 214940, 218848, 225687, 234480, 236434, 257928, 273560, 300916, 322410, 328272, 343904, 354651, 376145, 406560, 410340, 429880, 451374, 468960, 472868, 515856, 547120, 591085, 601832, 644820, 656544, 709302, 752290, 820680, 827519, 859760, 902748, 945736, 1031712, 1094240, 1128435, 1182170, 1203664, 1289640, 1418604, 1504580, 1641360, 1655038, 1719520, 1773255, 1805496, 1891472, 2256870, 2364340, 2407328, 2482557, 2579280, 2837208, 3009160, 3282720, 3310076, 3546510, 3610992, 3782944, 4137595, 4513740, 4728680, 4965114, 5158560, 5674416, 6018320, 6620152, 7093020, 7221984, 8275190, 9027480, 9457360, 9930228, 11348832, 12036640, 12412785, 13240304, 14186040, 16550380, 18054960, 18914720, 19860456, 24825570, 26480608, 28372080, 33100760, 36109920, 39720912, 49651140, 56744160, 66201520, 79441824, 99302280, 132403040, 198604560, 397209120]

約数ペア:

[(1, 397209120), (2, 198604560), (3, 132403040), (4, 99302280), (5, 79441824), (6, 66201520), (7, 56744160), (8, 49651140), (10, 39720912), (11, 36109920), (12, 33100760), (14, 28372080), (15, 26480608), (16, 24825570), (20, 19860456), (21, 18914720), (22, 18054960), (24, 16550380), (28, 14186040), (30, 13240304), (32, 12412785), (33, 12036640), (35, 11348832), (40, 9930228), (42, 9457360), (44, 9027480), (48, 8275190), (55, 7221984), (56, 7093020), (60, 6620152), (66, 6018320), (70, 5674416), (77, 5158560), (80, 4965114), (84, 4728680), (88, 4513740), (96, 4137595), (105, 3782944), (110, 3610992), (112, 3546510), (120, 3310076), (121, 3282720), (132, 3009160), (140, 2837208), (154, 2579280), (160, 2482557), (165, 2407328), (168, 2364340), (176, 2256870), (210, 1891472), (220, 1805496), (224, 1773255), (231, 1719520), (240, 1655038), (242, 1641360), (264, 1504580), (280, 1418604), (308, 1289640), (330, 1203664), (336, 1182170), (352, 1128435), (363, 1094240), (385, 1031712), (420, 945736), (440, 902748), (462, 859760), (480, 827519), (484, 820680), (528, 752290), (560, 709302), (605, 656544), (616, 644820), (660, 601832), (672, 591085), (726, 547120), (770, 515856), (840, 472868), (847, 468960), (880, 451374), (924, 429880), (968, 410340), (977, 406560), (1056, 376145), (1120, 354651), (1155, 343904), (1210, 328272), (1232, 322410), (1320, 300916), (1452, 273560), (1540, 257928), (1680, 236434), (1694, 234480), (1760, 225687), (1815, 218848), (1848, 214940), (1936, 205170), (1954, 203280), (2310, 171952), (2420, 164136), (2464, 161205), (2541, 156320), (2640, 150458), (2904, 136780), (2931, 135520), (3080, 128964), (3360, 118217), (3388, 117240), (3630, 109424), (3696, 107470), (3872, 102585), (3908, 101640), (4235, 93792), (4620, 85976), (4840, 82068), (4885, 81312), (5082, 78160), (5280, 75229), (5808, 68390), (5862, 67760), (6160, 64482), (6776, 58620), (6839, 58080), (7260, 54712), (7392, 53735), (7816, 50820), (8470, 46896), (9240, 42988), (9680, 41034), (9770, 40656), (10164, 39080), (10747, 36960), (11616, 34195), (11724, 33880), (12320, 32241), (12705, 31264), (13552, 29310), (13678, 29040), (14520, 27356), (14655, 27104), (15632, 25410), (16940, 23448), (18480, 21494), (19360, 20517), (19540, 20328)]