816321168

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:494

約数の個数: 240

約数和(自身を含む): 2640456000

約数和(自身を除く): 1824134832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 59, 72, 76, 78, 104, 114, 117, 118, 144, 152, 156, 171, 177, 208, 228, 234, 236, 247, 304, 312, 342, 354, 389, 456, 468, 472, 494, 531, 624, 684, 708, 741, 767, 778, 912, 936, 944, 988, 1062, 1121, 1167, 1368, 1416, 1482, 1534, 1556, 1872, 1976, 2124, 2223, 2242, 2301, 2334, 2736, 2832, 2964, 3068, 3112, 3363, 3501, 3952, 4248, 4446, 4484, 4602, 4668, 5057, 5928, 6136, 6224, 6726, 6903, 7002, 7391, 8496, 8892, 8968, 9204, 9336, 10089, 10114, 11856, 12272, 13452, 13806, 14004, 14573, 14782, 15171, 17784, 17936, 18408, 18672, 20178, 20228, 22173, 22951, 26904, 27612, 28008, 29146, 29564, 30342, 35568, 36816, 40356, 40456, 43719, 44346, 45513, 45902, 53808, 55224, 56016, 58292, 59128, 60684, 66519, 68853, 80712, 80912, 87438, 88692, 91026, 91804, 96083, 110448, 116584, 118256, 121368, 131157, 133038, 137706, 161424, 174876, 177384, 182052, 183608, 192166, 206559, 233168, 242736, 262314, 266076, 275412, 288249, 298363, 349752, 354768, 364104, 367216, 384332, 413118, 436069, 524628, 532152, 550824, 576498, 596726, 699504, 728208, 768664, 826236, 864747, 872138, 895089, 1049256, 1064304, 1101648, 1152996, 1193452, 1308207, 1537328, 1652472, 1729494, 1744276, 1790178, 2098512, 2305992, 2386904, 2616414, 2685267, 3304944, 3458988, 3488552, 3580356, 3924621, 4611984, 4773808, 5232828, 5370534, 5668897, 6917976, 6977104, 7160712, 7849242, 10465656, 10741068, 11337794, 13835952, 14321424, 15698484, 17006691, 20931312, 21482136, 22675588, 31396968, 34013382, 42964272, 45351176, 51020073, 62793936, 68026764, 90702352, 102040146, 136053528, 204080292, 272107056, 408160584, 816321168]

約数ペア:

[(1, 816321168), (2, 408160584), (3, 272107056), (4, 204080292), (6, 136053528), (8, 102040146), (9, 90702352), (12, 68026764), (13, 62793936), (16, 51020073), (18, 45351176), (19, 42964272), (24, 34013382), (26, 31396968), (36, 22675588), (38, 21482136), (39, 20931312), (48, 17006691), (52, 15698484), (57, 14321424), (59, 13835952), (72, 11337794), (76, 10741068), (78, 10465656), (104, 7849242), (114, 7160712), (117, 6977104), (118, 6917976), (144, 5668897), (152, 5370534), (156, 5232828), (171, 4773808), (177, 4611984), (208, 3924621), (228, 3580356), (234, 3488552), (236, 3458988), (247, 3304944), (304, 2685267), (312, 2616414), (342, 2386904), (354, 2305992), (389, 2098512), (456, 1790178), (468, 1744276), (472, 1729494), (494, 1652472), (531, 1537328), (624, 1308207), (684, 1193452), (708, 1152996), (741, 1101648), (767, 1064304), (778, 1049256), (912, 895089), (936, 872138), (944, 864747), (988, 826236), (1062, 768664), (1121, 728208), (1167, 699504), (1368, 596726), (1416, 576498), (1482, 550824), (1534, 532152), (1556, 524628), (1872, 436069), (1976, 413118), (2124, 384332), (2223, 367216), (2242, 364104), (2301, 354768), (2334, 349752), (2736, 298363), (2832, 288249), (2964, 275412), (3068, 266076), (3112, 262314), (3363, 242736), (3501, 233168), (3952, 206559), (4248, 192166), (4446, 183608), (4484, 182052), (4602, 177384), (4668, 174876), (5057, 161424), (5928, 137706), (6136, 133038), (6224, 131157), (6726, 121368), (6903, 118256), (7002, 116584), (7391, 110448), (8496, 96083), (8892, 91804), (8968, 91026), (9204, 88692), (9336, 87438), (10089, 80912), (10114, 80712), (11856, 68853), (12272, 66519), (13452, 60684), (13806, 59128), (14004, 58292), (14573, 56016), (14782, 55224), (15171, 53808), (17784, 45902), (17936, 45513), (18408, 44346), (18672, 43719), (20178, 40456), (20228, 40356), (22173, 36816), (22951, 35568), (26904, 30342), (27612, 29564), (28008, 29146)]