279947178

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 192

約数和(自身を含む): 779950080

約数和(自身を除く): 500002902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 61, 63, 71, 81, 114, 122, 126, 133, 142, 162, 171, 183, 189, 213, 243, 266, 342, 366, 378, 399, 426, 427, 486, 497, 513, 549, 567, 639, 798, 854, 994, 1026, 1098, 1134, 1159, 1197, 1278, 1281, 1349, 1491, 1539, 1647, 1701, 1917, 2318, 2394, 2562, 2698, 2982, 3078, 3294, 3402, 3477, 3591, 3834, 3843, 4047, 4331, 4473, 4617, 4941, 5751, 6954, 7182, 7686, 8094, 8113, 8662, 8946, 9234, 9443, 9882, 10431, 10773, 11502, 11529, 12141, 12993, 13419, 14823, 16226, 17253, 18886, 20862, 21546, 23058, 24282, 24339, 25986, 26838, 28329, 29646, 30317, 31293, 32319, 34506, 34587, 36423, 38979, 40257, 48678, 56658, 60634, 62586, 64638, 69174, 72846, 73017, 77958, 80514, 82289, 84987, 90951, 93879, 103761, 109269, 116937, 120771, 146034, 164578, 169974, 181902, 187758, 207522, 218538, 219051, 233874, 241542, 246867, 254961, 272853, 281637, 327807, 350811, 438102, 493734, 509922, 545706, 563274, 576023, 655614, 657153, 701622, 740601, 764883, 818559, 1052433, 1152046, 1314306, 1481202, 1529766, 1637118, 1728069, 1971459, 2104866, 2221803, 2294649, 2455677, 3456138, 3942918, 4443606, 4589298, 4911354, 5184207, 6665409, 7367031, 10368414, 13330818, 14734062, 15552621, 19996227, 31105242, 39992454, 46657863, 93315726, 139973589, 279947178]

約数ペア:

[(1, 279947178), (2, 139973589), (3, 93315726), (6, 46657863), (7, 39992454), (9, 31105242), (14, 19996227), (18, 15552621), (19, 14734062), (21, 13330818), (27, 10368414), (38, 7367031), (42, 6665409), (54, 5184207), (57, 4911354), (61, 4589298), (63, 4443606), (71, 3942918), (81, 3456138), (114, 2455677), (122, 2294649), (126, 2221803), (133, 2104866), (142, 1971459), (162, 1728069), (171, 1637118), (183, 1529766), (189, 1481202), (213, 1314306), (243, 1152046), (266, 1052433), (342, 818559), (366, 764883), (378, 740601), (399, 701622), (426, 657153), (427, 655614), (486, 576023), (497, 563274), (513, 545706), (549, 509922), (567, 493734), (639, 438102), (798, 350811), (854, 327807), (994, 281637), (1026, 272853), (1098, 254961), (1134, 246867), (1159, 241542), (1197, 233874), (1278, 219051), (1281, 218538), (1349, 207522), (1491, 187758), (1539, 181902), (1647, 169974), (1701, 164578), (1917, 146034), (2318, 120771), (2394, 116937), (2562, 109269), (2698, 103761), (2982, 93879), (3078, 90951), (3294, 84987), (3402, 82289), (3477, 80514), (3591, 77958), (3834, 73017), (3843, 72846), (4047, 69174), (4331, 64638), (4473, 62586), (4617, 60634), (4941, 56658), (5751, 48678), (6954, 40257), (7182, 38979), (7686, 36423), (8094, 34587), (8113, 34506), (8662, 32319), (8946, 31293), (9234, 30317), (9443, 29646), (9882, 28329), (10431, 26838), (10773, 25986), (11502, 24339), (11529, 24282), (12141, 23058), (12993, 21546), (13419, 20862), (14823, 18886), (16226, 17253)]