84158172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{641}}^1$

素因数の和:1179

約数の個数: 72

約数和(自身を含む): 243970272

約数和(自身を除く): 159812100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521, 641, 1042, 1282, 1563, 1923, 2084, 2564, 3126, 3647, 3846, 4487, 4689, 5769, 6252, 7294, 7692, 8974, 9378, 10941, 11538, 13461, 14588, 17948, 18756, 21882, 23076, 26922, 32823, 40383, 43764, 53844, 65646, 80766, 131292, 161532, 333961, 667922, 1001883, 1335844, 2003766, 2337727, 3005649, 4007532, 4675454, 6011298, 7013181, 9350908, 12022596, 14026362, 21039543, 28052724, 42079086, 84158172]

約数ペア:

[(1, 84158172), (2, 42079086), (3, 28052724), (4, 21039543), (6, 14026362), (7, 12022596), (9, 9350908), (12, 7013181), (14, 6011298), (18, 4675454), (21, 4007532), (28, 3005649), (36, 2337727), (42, 2003766), (63, 1335844), (84, 1001883), (126, 667922), (252, 333961), (521, 161532), (641, 131292), (1042, 80766), (1282, 65646), (1563, 53844), (1923, 43764), (2084, 40383), (2564, 32823), (3126, 26922), (3647, 23076), (3846, 21882), (4487, 18756), (4689, 17948), (5769, 14588), (6252, 13461), (7294, 11538), (7692, 10941), (8974, 9378)]