72981468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4079}}^1$

素因数の和:4167

約数の個数: 72

約数和(自身を含む): 213857280

約数和(自身を除く): 140875812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4079, 4473, 5964, 8158, 8946, 12237, 16316, 17892, 24474, 28553, 36711, 48948, 57106, 73422, 85659, 114212, 146844, 171318, 256977, 289609, 342636, 513954, 579218, 868827, 1027908, 1158436, 1737654, 2027263, 2606481, 3475308, 4054526, 5212962, 6081789, 8109052, 10425924, 12163578, 18245367, 24327156, 36490734, 72981468]

約数ペア:

[(1, 72981468), (2, 36490734), (3, 24327156), (4, 18245367), (6, 12163578), (7, 10425924), (9, 8109052), (12, 6081789), (14, 5212962), (18, 4054526), (21, 3475308), (28, 2606481), (36, 2027263), (42, 1737654), (63, 1158436), (71, 1027908), (84, 868827), (126, 579218), (142, 513954), (213, 342636), (252, 289609), (284, 256977), (426, 171318), (497, 146844), (639, 114212), (852, 85659), (994, 73422), (1278, 57106), (1491, 48948), (1988, 36711), (2556, 28553), (2982, 24474), (4079, 17892), (4473, 16316), (5964, 12237), (8158, 8946)]