218307474

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 240

約数和(自身を含む): 645779904

約数和(自身を除く): 427472430

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 37, 42, 43, 54, 63, 66, 74, 77, 81, 86, 99, 111, 121, 126, 129, 154, 162, 189, 198, 222, 231, 242, 258, 259, 297, 301, 333, 363, 378, 387, 407, 462, 473, 518, 567, 594, 602, 666, 693, 726, 774, 777, 814, 847, 891, 903, 946, 999, 1089, 1134, 1161, 1221, 1386, 1419, 1554, 1591, 1694, 1782, 1806, 1998, 2079, 2178, 2322, 2331, 2442, 2541, 2709, 2838, 2849, 2997, 3182, 3267, 3311, 3483, 3663, 4158, 4257, 4477, 4662, 4773, 5082, 5203, 5418, 5698, 5994, 6237, 6534, 6622, 6966, 6993, 7326, 7623, 8127, 8514, 8547, 8954, 9546, 9801, 9933, 10406, 10989, 11137, 12474, 12771, 13431, 13986, 14319, 15246, 15609, 16254, 17094, 17501, 19602, 19866, 20979, 21978, 22274, 22869, 24381, 25542, 25641, 26862, 28638, 29799, 31218, 31339, 32967, 33411, 35002, 36421, 38313, 40293, 41958, 42957, 45738, 46827, 48762, 51282, 52503, 59598, 62678, 65934, 66822, 68607, 72842, 76626, 76923, 80586, 85914, 89397, 93654, 94017, 100233, 105006, 109263, 120879, 122507, 128871, 137214, 140481, 153846, 157509, 178794, 188034, 192511, 200466, 218526, 230769, 241758, 245014, 257742, 268191, 280962, 282051, 300699, 315018, 327789, 362637, 367521, 385022, 421443, 461538, 472527, 536382, 564102, 577533, 601398, 655578, 725274, 735042, 842886, 846153, 902097, 945054, 983367, 1102563, 1155066, 1347577, 1417581, 1692306, 1732599, 1804194, 1966734, 2205126, 2538459, 2695154, 2835162, 2950101, 3307689, 3465198, 4042731, 5076918, 5197797, 5900202, 6615378, 8085462, 9923067, 10395594, 12128193, 15593391, 19846134, 24256386, 31186782, 36384579, 72769158, 109153737, 218307474]

約数ペア:

[(1, 218307474), (2, 109153737), (3, 72769158), (6, 36384579), (7, 31186782), (9, 24256386), (11, 19846134), (14, 15593391), (18, 12128193), (21, 10395594), (22, 9923067), (27, 8085462), (33, 6615378), (37, 5900202), (42, 5197797), (43, 5076918), (54, 4042731), (63, 3465198), (66, 3307689), (74, 2950101), (77, 2835162), (81, 2695154), (86, 2538459), (99, 2205126), (111, 1966734), (121, 1804194), (126, 1732599), (129, 1692306), (154, 1417581), (162, 1347577), (189, 1155066), (198, 1102563), (222, 983367), (231, 945054), (242, 902097), (258, 846153), (259, 842886), (297, 735042), (301, 725274), (333, 655578), (363, 601398), (378, 577533), (387, 564102), (407, 536382), (462, 472527), (473, 461538), (518, 421443), (567, 385022), (594, 367521), (602, 362637), (666, 327789), (693, 315018), (726, 300699), (774, 282051), (777, 280962), (814, 268191), (847, 257742), (891, 245014), (903, 241758), (946, 230769), (999, 218526), (1089, 200466), (1134, 192511), (1161, 188034), (1221, 178794), (1386, 157509), (1419, 153846), (1554, 140481), (1591, 137214), (1694, 128871), (1782, 122507), (1806, 120879), (1998, 109263), (2079, 105006), (2178, 100233), (2322, 94017), (2331, 93654), (2442, 89397), (2541, 85914), (2709, 80586), (2838, 76923), (2849, 76626), (2997, 72842), (3182, 68607), (3267, 66822), (3311, 65934), (3483, 62678), (3663, 59598), (4158, 52503), (4257, 51282), (4477, 48762), (4662, 46827), (4773, 45738), (5082, 42957), (5203, 41958), (5418, 40293), (5698, 38313), (5994, 36421), (6237, 35002), (6534, 33411), (6622, 32967), (6966, 31339), (6993, 31218), (7326, 29799), (7623, 28638), (8127, 26862), (8514, 25641), (8547, 25542), (8954, 24381), (9546, 22869), (9801, 22274), (9933, 21978), (10406, 20979), (10989, 19866), (11137, 19602), (12474, 17501), (12771, 17094), (13431, 16254), (13986, 15609), (14319, 15246)]