279845244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 845208000

約数和(自身を除く): 565362756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 149, 174, 203, 252, 257, 261, 298, 348, 406, 447, 514, 522, 596, 609, 771, 812, 894, 1028, 1043, 1044, 1218, 1341, 1542, 1788, 1799, 1827, 2086, 2313, 2436, 2682, 3084, 3129, 3598, 3654, 4172, 4321, 4626, 5364, 5397, 6258, 7196, 7308, 7453, 8642, 9252, 9387, 10794, 12516, 12963, 14906, 16191, 17284, 18774, 21588, 22359, 25926, 29812, 30247, 32382, 37548, 38293, 38889, 44718, 51852, 52171, 60494, 64764, 67077, 76586, 77778, 89436, 90741, 104342, 114879, 120988, 134154, 153172, 155556, 156513, 181482, 208684, 229758, 268051, 268308, 272223, 313026, 344637, 362964, 459516, 469539, 536102, 544446, 626052, 689274, 804153, 939078, 1072204, 1088892, 1110497, 1378548, 1608306, 1878156, 2220994, 2412459, 3216612, 3331491, 4441988, 4824918, 6662982, 7773479, 9649836, 9994473, 13325964, 15546958, 19988946, 23320437, 31093916, 39977892, 46640874, 69961311, 93281748, 139922622, 279845244]

約数ペア:

[(1, 279845244), (2, 139922622), (3, 93281748), (4, 69961311), (6, 46640874), (7, 39977892), (9, 31093916), (12, 23320437), (14, 19988946), (18, 15546958), (21, 13325964), (28, 9994473), (29, 9649836), (36, 7773479), (42, 6662982), (58, 4824918), (63, 4441988), (84, 3331491), (87, 3216612), (116, 2412459), (126, 2220994), (149, 1878156), (174, 1608306), (203, 1378548), (252, 1110497), (257, 1088892), (261, 1072204), (298, 939078), (348, 804153), (406, 689274), (447, 626052), (514, 544446), (522, 536102), (596, 469539), (609, 459516), (771, 362964), (812, 344637), (894, 313026), (1028, 272223), (1043, 268308), (1044, 268051), (1218, 229758), (1341, 208684), (1542, 181482), (1788, 156513), (1799, 155556), (1827, 153172), (2086, 134154), (2313, 120988), (2436, 114879), (2682, 104342), (3084, 90741), (3129, 89436), (3598, 77778), (3654, 76586), (4172, 67077), (4321, 64764), (4626, 60494), (5364, 52171), (5397, 51852), (6258, 44718), (7196, 38889), (7308, 38293), (7453, 37548), (8642, 32382), (9252, 30247), (9387, 29812), (10794, 25926), (12516, 22359), (12963, 21588), (14906, 18774), (16191, 17284)]