1971270840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{673}}^1$

素因数の和:1022

約数の個数: 256

約数和(自身を含む): 7407313920

約数和(自身を除く): 5436043080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 317, 330, 385, 420, 440, 462, 616, 634, 660, 673, 770, 840, 924, 951, 1155, 1268, 1320, 1346, 1540, 1585, 1848, 1902, 2019, 2219, 2310, 2536, 2692, 3080, 3170, 3365, 3487, 3804, 4038, 4438, 4620, 4711, 4755, 5384, 6340, 6657, 6730, 6974, 7403, 7608, 8076, 8876, 9240, 9422, 9510, 10095, 10461, 11095, 12680, 13314, 13460, 13948, 14133, 14806, 16152, 17435, 17752, 18844, 19020, 20190, 20922, 22190, 22209, 23555, 24409, 26628, 26920, 27896, 28266, 29612, 33285, 34870, 37015, 37688, 38040, 40380, 41844, 44380, 44418, 47110, 48818, 51821, 52305, 53256, 56532, 59224, 66570, 69740, 70665, 73227, 74030, 80760, 83688, 88760, 88836, 94220, 97636, 103642, 104610, 111045, 113064, 122045, 133140, 139480, 141330, 146454, 148060, 155463, 177672, 188440, 195272, 207284, 209220, 213341, 222090, 244090, 259105, 266280, 282660, 292908, 296120, 310926, 366135, 414568, 418440, 426682, 444180, 488180, 518210, 565320, 585816, 621852, 640023, 732270, 777315, 853364, 888360, 976360, 1036420, 1066705, 1243704, 1280046, 1464540, 1493387, 1554630, 1706728, 2072840, 2133410, 2346751, 2560092, 2929080, 2986774, 3109260, 3200115, 4266820, 4480161, 4693502, 5120184, 5973548, 6218520, 6400230, 7040253, 7466935, 8533640, 8960322, 9387004, 11733755, 11947096, 12800460, 14080506, 14933870, 16427257, 17920644, 18774008, 22400805, 23467510, 25600920, 28161012, 29867740, 32854514, 35201265, 35841288, 44801610, 46935020, 49281771, 56322024, 59735480, 65709028, 70402530, 82136285, 89603220, 93870040, 98563542, 131418056, 140805060, 164272570, 179206440, 197127084, 246408855, 281610120, 328545140, 394254168, 492817710, 657090280, 985635420, 1971270840]

約数ペア:

[(1, 1971270840), (2, 985635420), (3, 657090280), (4, 492817710), (5, 394254168), (6, 328545140), (7, 281610120), (8, 246408855), (10, 197127084), (11, 179206440), (12, 164272570), (14, 140805060), (15, 131418056), (20, 98563542), (21, 93870040), (22, 89603220), (24, 82136285), (28, 70402530), (30, 65709028), (33, 59735480), (35, 56322024), (40, 49281771), (42, 46935020), (44, 44801610), (55, 35841288), (56, 35201265), (60, 32854514), (66, 29867740), (70, 28161012), (77, 25600920), (84, 23467510), (88, 22400805), (105, 18774008), (110, 17920644), (120, 16427257), (132, 14933870), (140, 14080506), (154, 12800460), (165, 11947096), (168, 11733755), (210, 9387004), (220, 8960322), (231, 8533640), (264, 7466935), (280, 7040253), (308, 6400230), (317, 6218520), (330, 5973548), (385, 5120184), (420, 4693502), (440, 4480161), (462, 4266820), (616, 3200115), (634, 3109260), (660, 2986774), (673, 2929080), (770, 2560092), (840, 2346751), (924, 2133410), (951, 2072840), (1155, 1706728), (1268, 1554630), (1320, 1493387), (1346, 1464540), (1540, 1280046), (1585, 1243704), (1848, 1066705), (1902, 1036420), (2019, 976360), (2219, 888360), (2310, 853364), (2536, 777315), (2692, 732270), (3080, 640023), (3170, 621852), (3365, 585816), (3487, 565320), (3804, 518210), (4038, 488180), (4438, 444180), (4620, 426682), (4711, 418440), (4755, 414568), (5384, 366135), (6340, 310926), (6657, 296120), (6730, 292908), (6974, 282660), (7403, 266280), (7608, 259105), (8076, 244090), (8876, 222090), (9240, 213341), (9422, 209220), (9510, 207284), (10095, 195272), (10461, 188440), (11095, 177672), (12680, 155463), (13314, 148060), (13460, 146454), (13948, 141330), (14133, 139480), (14806, 133140), (16152, 122045), (17435, 113064), (17752, 111045), (18844, 104610), (19020, 103642), (20190, 97636), (20922, 94220), (22190, 88836), (22209, 88760), (23555, 83688), (24409, 80760), (26628, 74030), (26920, 73227), (27896, 70665), (28266, 69740), (29612, 66570), (33285, 59224), (34870, 56532), (37015, 53256), (37688, 52305), (38040, 51821), (40380, 48818), (41844, 47110), (44380, 44418)]