1256377836

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{31891}}^1$

素因数の和:31979

約数の個数: 72

約数和(自身を含む): 3461174976

約数和(自身を除く): 2204797140

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 84, 98, 134, 147, 196, 201, 268, 294, 402, 469, 588, 804, 938, 1407, 1876, 2814, 3283, 5628, 6566, 9849, 13132, 19698, 31891, 39396, 63782, 95673, 127564, 191346, 223237, 382692, 446474, 669711, 892948, 1339422, 1562659, 2136697, 2678844, 3125318, 4273394, 4687977, 6250636, 6410091, 8546788, 9375954, 12820182, 14956879, 18751908, 25640364, 29913758, 44870637, 59827516, 89741274, 104698153, 179482548, 209396306, 314094459, 418792612, 628188918, 1256377836]

約数ペア:

[(1, 1256377836), (2, 628188918), (3, 418792612), (4, 314094459), (6, 209396306), (7, 179482548), (12, 104698153), (14, 89741274), (21, 59827516), (28, 44870637), (42, 29913758), (49, 25640364), (67, 18751908), (84, 14956879), (98, 12820182), (134, 9375954), (147, 8546788), (196, 6410091), (201, 6250636), (268, 4687977), (294, 4273394), (402, 3125318), (469, 2678844), (588, 2136697), (804, 1562659), (938, 1339422), (1407, 892948), (1876, 669711), (2814, 446474), (3283, 382692), (5628, 223237), (6566, 191346), (9849, 127564), (13132, 95673), (19698, 63782), (31891, 39396)]