281720208

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{10889}}^1$

素因数の和:10925

約数の個数: 120

約数和(自身を含む): 923646240

約数和(自身を除く): 641926032

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 924, 1078, 1176, 1232, 1617, 1848, 2156, 2352, 3234, 3696, 4312, 6468, 8624, 10889, 12936, 21778, 25872, 32667, 43556, 65334, 76223, 87112, 119779, 130668, 152446, 174224, 228669, 239558, 261336, 304892, 359337, 457338, 479116, 522672, 533561, 609784, 718674, 838453, 914676, 958232, 1067122, 1219568, 1437348, 1600683, 1676906, 1829352, 1916464, 2134244, 2515359, 2874696, 3201366, 3353812, 3658704, 4268488, 5030718, 5749392, 5869171, 6402732, 6707624, 8536976, 10061436, 11738342, 12805464, 13415248, 17607513, 20122872, 23476684, 25610928, 35215026, 40245744, 46953368, 70430052, 93906736, 140860104, 281720208]

約数ペア:

[(1, 281720208), (2, 140860104), (3, 93906736), (4, 70430052), (6, 46953368), (7, 40245744), (8, 35215026), (11, 25610928), (12, 23476684), (14, 20122872), (16, 17607513), (21, 13415248), (22, 12805464), (24, 11738342), (28, 10061436), (33, 8536976), (42, 6707624), (44, 6402732), (48, 5869171), (49, 5749392), (56, 5030718), (66, 4268488), (77, 3658704), (84, 3353812), (88, 3201366), (98, 2874696), (112, 2515359), (132, 2134244), (147, 1916464), (154, 1829352), (168, 1676906), (176, 1600683), (196, 1437348), (231, 1219568), (264, 1067122), (294, 958232), (308, 914676), (336, 838453), (392, 718674), (462, 609784), (528, 533561), (539, 522672), (588, 479116), (616, 457338), (784, 359337), (924, 304892), (1078, 261336), (1176, 239558), (1232, 228669), (1617, 174224), (1848, 152446), (2156, 130668), (2352, 119779), (3234, 87112), (3696, 76223), (4312, 65334), (6468, 43556), (8624, 32667), (10889, 25872), (12936, 21778)]