256927044

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 709049600

約数和(自身を除く): 452122556

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 67, 76, 114, 121, 132, 134, 139, 201, 209, 228, 242, 268, 278, 363, 402, 417, 418, 484, 556, 627, 726, 737, 804, 834, 836, 1254, 1273, 1452, 1474, 1529, 1668, 2211, 2299, 2508, 2546, 2641, 2948, 3058, 3819, 4422, 4587, 4598, 5092, 5282, 6116, 6897, 7638, 7923, 8107, 8844, 9174, 9196, 9313, 10564, 13794, 14003, 15276, 15846, 16214, 16819, 18348, 18626, 24321, 27588, 27939, 28006, 29051, 31692, 32428, 33638, 37252, 42009, 48642, 50457, 55878, 56012, 58102, 67276, 84018, 87153, 97284, 100914, 102443, 111756, 116204, 154033, 168036, 174306, 176947, 201828, 204886, 307329, 308066, 319561, 348612, 353894, 409772, 462099, 530841, 614658, 616132, 639122, 707788, 924198, 958683, 1061682, 1126873, 1229316, 1278244, 1848396, 1917366, 1946417, 2123364, 2253746, 3380619, 3834732, 3892834, 4507492, 5839251, 6761238, 7785668, 11678502, 13522476, 21410587, 23357004, 42821174, 64231761, 85642348, 128463522, 256927044]

約数ペア:

[(1, 256927044), (2, 128463522), (3, 85642348), (4, 64231761), (6, 42821174), (11, 23357004), (12, 21410587), (19, 13522476), (22, 11678502), (33, 7785668), (38, 6761238), (44, 5839251), (57, 4507492), (66, 3892834), (67, 3834732), (76, 3380619), (114, 2253746), (121, 2123364), (132, 1946417), (134, 1917366), (139, 1848396), (201, 1278244), (209, 1229316), (228, 1126873), (242, 1061682), (268, 958683), (278, 924198), (363, 707788), (402, 639122), (417, 616132), (418, 614658), (484, 530841), (556, 462099), (627, 409772), (726, 353894), (737, 348612), (804, 319561), (834, 308066), (836, 307329), (1254, 204886), (1273, 201828), (1452, 176947), (1474, 174306), (1529, 168036), (1668, 154033), (2211, 116204), (2299, 111756), (2508, 102443), (2546, 100914), (2641, 97284), (2948, 87153), (3058, 84018), (3819, 67276), (4422, 58102), (4587, 56012), (4598, 55878), (5092, 50457), (5282, 48642), (6116, 42009), (6897, 37252), (7638, 33638), (7923, 32428), (8107, 31692), (8844, 29051), (9174, 28006), (9196, 27939), (9313, 27588), (10564, 24321), (13794, 18626), (14003, 18348), (15276, 16819), (15846, 16214)]