279437256

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 256

約数和(自身を含む): 953856000

約数和(自身を除く): 674418744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 71, 72, 76, 84, 108, 114, 126, 133, 137, 142, 152, 168, 171, 189, 213, 216, 228, 252, 266, 274, 284, 342, 378, 399, 411, 426, 456, 497, 504, 513, 532, 548, 568, 639, 684, 756, 798, 822, 852, 959, 994, 1026, 1064, 1096, 1197, 1233, 1278, 1349, 1368, 1491, 1512, 1596, 1644, 1704, 1917, 1918, 1988, 2052, 2394, 2466, 2556, 2603, 2698, 2877, 2982, 3192, 3288, 3591, 3699, 3834, 3836, 3976, 4047, 4104, 4473, 4788, 4932, 5112, 5206, 5396, 5754, 5964, 7182, 7398, 7668, 7672, 7809, 8094, 8631, 8946, 9443, 9576, 9727, 9864, 10412, 10792, 11508, 11928, 12141, 13419, 14364, 14796, 15336, 15618, 16188, 17262, 17892, 18221, 18886, 19454, 20824, 23016, 23427, 24282, 25893, 26838, 28329, 28728, 29181, 29592, 31236, 32376, 34524, 35784, 36423, 36442, 37772, 38908, 46854, 48564, 51786, 53676, 54663, 56658, 58362, 62472, 68089, 69048, 70281, 72846, 72884, 75544, 77816, 84987, 87543, 93708, 97128, 103572, 107352, 109326, 113316, 116724, 136178, 140562, 145692, 145768, 163989, 169974, 175086, 184813, 187416, 204267, 207144, 218652, 226632, 233448, 254961, 262629, 272356, 281124, 291384, 327978, 339948, 350172, 369626, 408534, 437304, 491967, 509922, 525258, 544712, 554439, 562248, 612801, 655956, 679896, 700344, 739252, 817068, 983934, 1019844, 1050516, 1108878, 1225602, 1293691, 1311912, 1478504, 1634136, 1663317, 1838403, 1967868, 2039688, 2101032, 2217756, 2451204, 2587382, 3326634, 3676806, 3881073, 3935736, 4435512, 4902408, 4989951, 5174764, 6653268, 7353612, 7762146, 9979902, 10349528, 11643219, 13306536, 14707224, 15524292, 19959804, 23286438, 31048584, 34929657, 39919608, 46572876, 69859314, 93145752, 139718628, 279437256]

約数ペア:

[(1, 279437256), (2, 139718628), (3, 93145752), (4, 69859314), (6, 46572876), (7, 39919608), (8, 34929657), (9, 31048584), (12, 23286438), (14, 19959804), (18, 15524292), (19, 14707224), (21, 13306536), (24, 11643219), (27, 10349528), (28, 9979902), (36, 7762146), (38, 7353612), (42, 6653268), (54, 5174764), (56, 4989951), (57, 4902408), (63, 4435512), (71, 3935736), (72, 3881073), (76, 3676806), (84, 3326634), (108, 2587382), (114, 2451204), (126, 2217756), (133, 2101032), (137, 2039688), (142, 1967868), (152, 1838403), (168, 1663317), (171, 1634136), (189, 1478504), (213, 1311912), (216, 1293691), (228, 1225602), (252, 1108878), (266, 1050516), (274, 1019844), (284, 983934), (342, 817068), (378, 739252), (399, 700344), (411, 679896), (426, 655956), (456, 612801), (497, 562248), (504, 554439), (513, 544712), (532, 525258), (548, 509922), (568, 491967), (639, 437304), (684, 408534), (756, 369626), (798, 350172), (822, 339948), (852, 327978), (959, 291384), (994, 281124), (1026, 272356), (1064, 262629), (1096, 254961), (1197, 233448), (1233, 226632), (1278, 218652), (1349, 207144), (1368, 204267), (1491, 187416), (1512, 184813), (1596, 175086), (1644, 169974), (1704, 163989), (1917, 145768), (1918, 145692), (1988, 140562), (2052, 136178), (2394, 116724), (2466, 113316), (2556, 109326), (2603, 107352), (2698, 103572), (2877, 97128), (2982, 93708), (3192, 87543), (3288, 84987), (3591, 77816), (3699, 75544), (3834, 72884), (3836, 72846), (3976, 70281), (4047, 69048), (4104, 68089), (4473, 62472), (4788, 58362), (4932, 56658), (5112, 54663), (5206, 53676), (5396, 51786), (5754, 48564), (5964, 46854), (7182, 38908), (7398, 37772), (7668, 36442), (7672, 36423), (7809, 35784), (8094, 34524), (8631, 32376), (8946, 31236), (9443, 29592), (9576, 29181), (9727, 28728), (9864, 28329), (10412, 26838), (10792, 25893), (11508, 24282), (11928, 23427), (12141, 23016), (13419, 20824), (14364, 19454), (14796, 18886), (15336, 18221), (15618, 17892), (16188, 17262)]