261217487168

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{607}}^1\times {\mathrm{911}}^1$

素因数の和:1613

約数の個数: 168

約数和(自身を含む): 580691500032

約数和(自身を除く): 319474012864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 121, 122, 176, 242, 244, 352, 484, 488, 607, 671, 704, 911, 968, 976, 1214, 1342, 1822, 1936, 1952, 2428, 2684, 3644, 3872, 3904, 4856, 5368, 6677, 7288, 7381, 7744, 9712, 10021, 10736, 13354, 14576, 14762, 19424, 20042, 21472, 26708, 29152, 29524, 37027, 38848, 40084, 42944, 53416, 55571, 58304, 59048, 73447, 74054, 80168, 106832, 110231, 111142, 118096, 146894, 148108, 160336, 213664, 220462, 222284, 236192, 293788, 296216, 320672, 407297, 427328, 440924, 444568, 472384, 552977, 587576, 592432, 611281, 641344, 814594, 881848, 889136, 1105954, 1175152, 1184864, 1222562, 1629188, 1763696, 1778272, 2211908, 2350304, 2369728, 2445124, 3258376, 3527392, 3556544, 4423816, 4480267, 4700608, 4890248, 6082747, 6516752, 6724091, 7054784, 8847632, 8960534, 9780496, 12165494, 13033504, 13448182, 17695264, 17921068, 19560992, 24330988, 26067008, 26896364, 33731597, 35390528, 35842136, 39121984, 48661976, 53792728, 66910217, 67463194, 71684272, 97323952, 107585456, 133820434, 134926388, 143368544, 194647904, 215170912, 267640868, 269852776, 286737088, 371047567, 389295808, 430341824, 535281736, 539705552, 742095134, 1070563472, 1079411104, 1484190268, 2141126944, 2158822208, 2968380536, 4081523237, 4282253888, 5936761072, 8163046474, 11873522144, 16326092948, 23747044288, 32652185896, 65304371792, 130608743584, 261217487168]

約数ペア:

[(1, 261217487168), (2, 130608743584), (4, 65304371792), (8, 32652185896), (11, 23747044288), (16, 16326092948), (22, 11873522144), (32, 8163046474), (44, 5936761072), (61, 4282253888), (64, 4081523237), (88, 2968380536), (121, 2158822208), (122, 2141126944), (176, 1484190268), (242, 1079411104), (244, 1070563472), (352, 742095134), (484, 539705552), (488, 535281736), (607, 430341824), (671, 389295808), (704, 371047567), (911, 286737088), (968, 269852776), (976, 267640868), (1214, 215170912), (1342, 194647904), (1822, 143368544), (1936, 134926388), (1952, 133820434), (2428, 107585456), (2684, 97323952), (3644, 71684272), (3872, 67463194), (3904, 66910217), (4856, 53792728), (5368, 48661976), (6677, 39121984), (7288, 35842136), (7381, 35390528), (7744, 33731597), (9712, 26896364), (10021, 26067008), (10736, 24330988), (13354, 19560992), (14576, 17921068), (14762, 17695264), (19424, 13448182), (20042, 13033504), (21472, 12165494), (26708, 9780496), (29152, 8960534), (29524, 8847632), (37027, 7054784), (38848, 6724091), (40084, 6516752), (42944, 6082747), (53416, 4890248), (55571, 4700608), (58304, 4480267), (59048, 4423816), (73447, 3556544), (74054, 3527392), (80168, 3258376), (106832, 2445124), (110231, 2369728), (111142, 2350304), (118096, 2211908), (146894, 1778272), (148108, 1763696), (160336, 1629188), (213664, 1222562), (220462, 1184864), (222284, 1175152), (236192, 1105954), (293788, 889136), (296216, 881848), (320672, 814594), (407297, 641344), (427328, 611281), (440924, 592432), (444568, 587576), (472384, 552977)]