20975260176

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{571}}^1$

素因数の和:843

約数の個数: 320

約数和(自身を含む): 67364577280

約数和(自身を除く): 46389317104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 36, 39, 48, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 144, 156, 186, 208, 211, 216, 234, 248, 279, 312, 351, 372, 403, 422, 432, 468, 496, 558, 571, 624, 633, 702, 744, 806, 837, 844, 936, 1116, 1142, 1209, 1266, 1404, 1488, 1612, 1674, 1688, 1713, 1872, 1899, 2232, 2284, 2418, 2532, 2743, 2808, 3224, 3348, 3376, 3426, 3627, 3798, 4464, 4568, 4836, 5064, 5139, 5486, 5616, 5697, 6448, 6541, 6696, 6852, 7254, 7423, 7596, 8229, 9136, 9672, 10128, 10278, 10881, 10972, 11394, 13082, 13392, 13704, 14508, 14846, 15192, 15417, 16458, 17701, 19344, 19623, 20556, 21762, 21944, 22269, 22788, 24687, 26164, 27408, 29016, 29692, 30384, 30834, 32916, 35402, 39246, 41112, 43524, 43888, 44538, 45576, 49374, 52328, 53103, 58032, 58869, 59384, 61668, 65832, 66807, 70804, 74061, 78492, 82224, 85033, 87048, 89076, 91152, 98748, 104656, 106206, 117738, 118768, 120481, 123336, 131664, 133614, 141608, 148122, 156984, 159309, 170066, 174096, 176607, 178152, 197496, 200421, 212412, 230113, 235476, 240962, 246672, 255099, 267228, 283216, 296244, 313968, 318618, 340132, 353214, 356304, 361443, 394992, 400842, 424824, 460226, 470952, 477927, 481924, 510198, 534456, 592488, 637236, 680264, 690339, 706428, 722886, 765297, 801684, 849648, 920452, 941904, 955854, 963848, 1020396, 1068912, 1084329, 1184976, 1274472, 1360528, 1380678, 1412856, 1445772, 1530594, 1566253, 1603368, 1840904, 1911708, 1927696, 2040792, 2071017, 2168658, 2295891, 2548944, 2761356, 2825712, 2891544, 3061188, 3132506, 3206736, 3252987, 3681808, 3734911, 3823416, 4081584, 4142034, 4337316, 4591782, 4698759, 5522712, 5783088, 6122376, 6213051, 6265012, 6505974, 7469822, 7646832, 8284068, 8674632, 9183564, 9397518, 11045424, 11204733, 12244752, 12426102, 12530024, 13011948, 14096277, 14939644, 16568136, 17349264, 18367128, 18795036, 22409466, 24852204, 25060048, 26023896, 28192554, 29879288, 33136272, 33614199, 36734256, 37590072, 42288831, 44818932, 48553843, 49704408, 52047792, 56385108, 59758576, 67228398, 75180144, 84577662, 89637864, 97107686, 99408816, 100842597, 112770216, 134456796, 145661529, 169155324, 179275728, 194215372, 201685194, 225540432, 268913592, 291323058, 338310648, 388430744, 403370388, 436984587, 537827184, 582646116, 676621296, 776861488, 806740776, 873969174, 1165292232, 1310953761, 1613481552, 1747938348, 2330584464, 2621907522, 3495876696, 5243815044, 6991753392, 10487630088, 20975260176]

約数ペア:

[(1, 20975260176), (2, 10487630088), (3, 6991753392), (4, 5243815044), (6, 3495876696), (8, 2621907522), (9, 2330584464), (12, 1747938348), (13, 1613481552), (16, 1310953761), (18, 1165292232), (24, 873969174), (26, 806740776), (27, 776861488), (31, 676621296), (36, 582646116), (39, 537827184), (48, 436984587), (52, 403370388), (54, 388430744), (62, 338310648), (72, 291323058), (78, 268913592), (93, 225540432), (104, 201685194), (108, 194215372), (117, 179275728), (124, 169155324), (144, 145661529), (156, 134456796), (186, 112770216), (208, 100842597), (211, 99408816), (216, 97107686), (234, 89637864), (248, 84577662), (279, 75180144), (312, 67228398), (351, 59758576), (372, 56385108), (403, 52047792), (422, 49704408), (432, 48553843), (468, 44818932), (496, 42288831), (558, 37590072), (571, 36734256), (624, 33614199), (633, 33136272), (702, 29879288), (744, 28192554), (806, 26023896), (837, 25060048), (844, 24852204), (936, 22409466), (1116, 18795036), (1142, 18367128), (1209, 17349264), (1266, 16568136), (1404, 14939644), (1488, 14096277), (1612, 13011948), (1674, 12530024), (1688, 12426102), (1713, 12244752), (1872, 11204733), (1899, 11045424), (2232, 9397518), (2284, 9183564), (2418, 8674632), (2532, 8284068), (2743, 7646832), (2808, 7469822), (3224, 6505974), (3348, 6265012), (3376, 6213051), (3426, 6122376), (3627, 5783088), (3798, 5522712), (4464, 4698759), (4568, 4591782), (4836, 4337316), (5064, 4142034), (5139, 4081584), (5486, 3823416), (5616, 3734911), (5697, 3681808), (6448, 3252987), (6541, 3206736), (6696, 3132506), (6852, 3061188), (7254, 2891544), (7423, 2825712), (7596, 2761356), (8229, 2548944), (9136, 2295891), (9672, 2168658), (10128, 2071017), (10278, 2040792), (10881, 1927696), (10972, 1911708), (11394, 1840904), (13082, 1603368), (13392, 1566253), (13704, 1530594), (14508, 1445772), (14846, 1412856), (15192, 1380678), (15417, 1360528), (16458, 1274472), (17701, 1184976), (19344, 1084329), (19623, 1068912), (20556, 1020396), (21762, 963848), (21944, 955854), (22269, 941904), (22788, 920452), (24687, 849648), (26164, 801684), (27408, 765297), (29016, 722886), (29692, 706428), (30384, 690339), (30834, 680264), (32916, 637236), (35402, 592488), (39246, 534456), (41112, 510198), (43524, 481924), (43888, 477927), (44538, 470952), (45576, 460226), (49374, 424824), (52328, 400842), (53103, 394992), (58032, 361443), (58869, 356304), (59384, 353214), (61668, 340132), (65832, 318618), (66807, 313968), (70804, 296244), (74061, 283216), (78492, 267228), (82224, 255099), (85033, 246672), (87048, 240962), (89076, 235476), (91152, 230113), (98748, 212412), (104656, 200421), (106206, 197496), (117738, 178152), (118768, 176607), (120481, 174096), (123336, 170066), (131664, 159309), (133614, 156984), (141608, 148122)]