220401984

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 168

約数和(自身を含む): 656722080

約数和(自身を除く): 436320096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 53, 64, 66, 88, 96, 106, 121, 132, 159, 176, 179, 192, 212, 242, 264, 318, 352, 358, 363, 424, 484, 528, 537, 583, 636, 704, 716, 726, 848, 968, 1056, 1074, 1166, 1272, 1432, 1452, 1696, 1749, 1936, 1969, 2112, 2148, 2332, 2544, 2864, 2904, 3392, 3498, 3872, 3938, 4296, 4664, 5088, 5728, 5808, 5907, 6413, 6996, 7744, 7876, 8592, 9328, 9487, 10176, 11456, 11616, 11814, 12826, 13992, 15752, 17184, 18656, 18974, 19239, 21659, 23232, 23628, 25652, 27984, 28461, 31504, 34368, 37312, 37948, 38478, 43318, 47256, 51304, 55968, 56922, 63008, 64977, 75896, 76956, 86636, 94512, 102608, 104357, 111936, 113844, 126016, 129954, 151792, 153912, 173272, 189024, 205216, 208714, 227688, 259908, 303584, 307824, 313071, 346544, 378048, 410432, 417428, 455376, 519816, 607168, 615648, 626142, 693088, 834856, 910752, 1039632, 1147927, 1231296, 1252284, 1386176, 1669712, 1821504, 2079264, 2295854, 2504568, 3339424, 3443781, 4158528, 4591708, 5009136, 6678848, 6887562, 9183416, 10018272, 13775124, 18366832, 20036544, 27550248, 36733664, 55100496, 73467328, 110200992, 220401984]

約数ペア:

[(1, 220401984), (2, 110200992), (3, 73467328), (4, 55100496), (6, 36733664), (8, 27550248), (11, 20036544), (12, 18366832), (16, 13775124), (22, 10018272), (24, 9183416), (32, 6887562), (33, 6678848), (44, 5009136), (48, 4591708), (53, 4158528), (64, 3443781), (66, 3339424), (88, 2504568), (96, 2295854), (106, 2079264), (121, 1821504), (132, 1669712), (159, 1386176), (176, 1252284), (179, 1231296), (192, 1147927), (212, 1039632), (242, 910752), (264, 834856), (318, 693088), (352, 626142), (358, 615648), (363, 607168), (424, 519816), (484, 455376), (528, 417428), (537, 410432), (583, 378048), (636, 346544), (704, 313071), (716, 307824), (726, 303584), (848, 259908), (968, 227688), (1056, 208714), (1074, 205216), (1166, 189024), (1272, 173272), (1432, 153912), (1452, 151792), (1696, 129954), (1749, 126016), (1936, 113844), (1969, 111936), (2112, 104357), (2148, 102608), (2332, 94512), (2544, 86636), (2864, 76956), (2904, 75896), (3392, 64977), (3498, 63008), (3872, 56922), (3938, 55968), (4296, 51304), (4664, 47256), (5088, 43318), (5728, 38478), (5808, 37948), (5907, 37312), (6413, 34368), (6996, 31504), (7744, 28461), (7876, 27984), (8592, 25652), (9328, 23628), (9487, 23232), (10176, 21659), (11456, 19239), (11616, 18974), (11814, 18656), (12826, 17184), (13992, 15752)]