75978378

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 207360000

約数和(自身を除く): 131381622

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 71, 114, 126, 133, 142, 149, 171, 189, 213, 266, 298, 342, 378, 399, 426, 447, 497, 513, 639, 798, 894, 994, 1026, 1043, 1197, 1278, 1341, 1349, 1491, 1917, 2086, 2394, 2682, 2698, 2831, 2982, 3129, 3591, 3834, 4023, 4047, 4473, 5662, 6258, 7182, 8046, 8094, 8493, 8946, 9387, 9443, 10579, 12141, 13419, 16986, 18774, 18886, 19817, 21158, 24282, 25479, 26838, 28161, 28329, 31737, 36423, 39634, 50958, 56322, 56658, 59451, 63474, 72846, 74053, 76437, 84987, 95211, 118902, 148106, 152874, 169974, 178353, 190422, 201001, 222159, 254961, 285633, 356706, 402002, 444318, 509922, 535059, 571266, 603003, 666477, 1070118, 1206006, 1332954, 1407007, 1809009, 1999431, 2814014, 3618018, 3998862, 4221021, 5427027, 8442042, 10854054, 12663063, 25326126, 37989189, 75978378]

約数ペア:

[(1, 75978378), (2, 37989189), (3, 25326126), (6, 12663063), (7, 10854054), (9, 8442042), (14, 5427027), (18, 4221021), (19, 3998862), (21, 3618018), (27, 2814014), (38, 1999431), (42, 1809009), (54, 1407007), (57, 1332954), (63, 1206006), (71, 1070118), (114, 666477), (126, 603003), (133, 571266), (142, 535059), (149, 509922), (171, 444318), (189, 402002), (213, 356706), (266, 285633), (298, 254961), (342, 222159), (378, 201001), (399, 190422), (426, 178353), (447, 169974), (497, 152874), (513, 148106), (639, 118902), (798, 95211), (894, 84987), (994, 76437), (1026, 74053), (1043, 72846), (1197, 63474), (1278, 59451), (1341, 56658), (1349, 56322), (1491, 50958), (1917, 39634), (2086, 36423), (2394, 31737), (2682, 28329), (2698, 28161), (2831, 26838), (2982, 25479), (3129, 24282), (3591, 21158), (3834, 19817), (4023, 18886), (4047, 18774), (4473, 16986), (5662, 13419), (6258, 12141), (7182, 10579), (8046, 9443), (8094, 9387), (8493, 8946)]