161847036

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1999}}^1$

素因数の和:2195

約数の個数: 72

約数和(自身を含む): 443352000

約数和(自身を除く): 281504964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 173, 234, 346, 468, 519, 692, 1038, 1557, 1999, 2076, 2249, 3114, 3998, 4498, 5997, 6228, 6747, 7996, 8996, 11994, 13494, 17991, 20241, 23988, 25987, 26988, 35982, 40482, 51974, 71964, 77961, 80964, 103948, 155922, 233883, 311844, 345827, 467766, 691654, 935532, 1037481, 1383308, 2074962, 3112443, 4149924, 4495751, 6224886, 8991502, 12449772, 13487253, 17983004, 26974506, 40461759, 53949012, 80923518, 161847036]

約数ペア:

[(1, 161847036), (2, 80923518), (3, 53949012), (4, 40461759), (6, 26974506), (9, 17983004), (12, 13487253), (13, 12449772), (18, 8991502), (26, 6224886), (36, 4495751), (39, 4149924), (52, 3112443), (78, 2074962), (117, 1383308), (156, 1037481), (173, 935532), (234, 691654), (346, 467766), (468, 345827), (519, 311844), (692, 233883), (1038, 155922), (1557, 103948), (1999, 80964), (2076, 77961), (2249, 71964), (3114, 51974), (3998, 40482), (4498, 35982), (5997, 26988), (6228, 25987), (6747, 23988), (7996, 20241), (8996, 17991), (11994, 13494)]