205721568

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2441

約数の個数: 144

約数和(自身を含む): 657689760

約数和(自身を除く): 451968192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 69, 72, 78, 92, 96, 104, 117, 138, 144, 156, 184, 207, 208, 234, 276, 288, 299, 312, 368, 414, 416, 468, 552, 598, 624, 736, 828, 897, 936, 1104, 1196, 1248, 1656, 1794, 1872, 2208, 2389, 2392, 2691, 3312, 3588, 3744, 4778, 4784, 5382, 6624, 7167, 7176, 9556, 9568, 10764, 14334, 14352, 19112, 21501, 21528, 28668, 28704, 31057, 38224, 43002, 43056, 54947, 57336, 62114, 76448, 86004, 86112, 93171, 109894, 114672, 124228, 164841, 172008, 186342, 219788, 229344, 248456, 279513, 329682, 344016, 372684, 439576, 494523, 496912, 559026, 659364, 688032, 714311, 745368, 879152, 989046, 993824, 1118052, 1318728, 1428622, 1490736, 1758304, 1978092, 2142933, 2236104, 2637456, 2857244, 2981472, 3956184, 4285866, 4472208, 5274912, 5714488, 6428799, 7912368, 8571732, 8944416, 11428976, 12857598, 15824736, 17143464, 22857952, 25715196, 34286928, 51430392, 68573856, 102860784, 205721568]

約数ペア:

[(1, 205721568), (2, 102860784), (3, 68573856), (4, 51430392), (6, 34286928), (8, 25715196), (9, 22857952), (12, 17143464), (13, 15824736), (16, 12857598), (18, 11428976), (23, 8944416), (24, 8571732), (26, 7912368), (32, 6428799), (36, 5714488), (39, 5274912), (46, 4472208), (48, 4285866), (52, 3956184), (69, 2981472), (72, 2857244), (78, 2637456), (92, 2236104), (96, 2142933), (104, 1978092), (117, 1758304), (138, 1490736), (144, 1428622), (156, 1318728), (184, 1118052), (207, 993824), (208, 989046), (234, 879152), (276, 745368), (288, 714311), (299, 688032), (312, 659364), (368, 559026), (414, 496912), (416, 494523), (468, 439576), (552, 372684), (598, 344016), (624, 329682), (736, 279513), (828, 248456), (897, 229344), (936, 219788), (1104, 186342), (1196, 172008), (1248, 164841), (1656, 124228), (1794, 114672), (1872, 109894), (2208, 93171), (2389, 86112), (2392, 86004), (2691, 76448), (3312, 62114), (3588, 57336), (3744, 54947), (4778, 43056), (4784, 43002), (5382, 38224), (6624, 31057), (7167, 28704), (7176, 28668), (9556, 21528), (9568, 21501), (10764, 19112), (14334, 14352)]