278930412

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{751}}^1$

素因数の和:964

約数の個数: 96

約数和(自身を含む): 766438400

約数和(自身を除く): 487507988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 181, 228, 342, 362, 513, 543, 684, 724, 751, 1026, 1086, 1502, 1629, 2052, 2172, 2253, 3004, 3258, 3439, 4506, 4887, 6516, 6759, 6878, 9012, 9774, 10317, 13518, 13756, 14269, 19548, 20277, 20634, 27036, 28538, 30951, 40554, 41268, 42807, 57076, 61902, 81108, 85614, 92853, 123804, 128421, 135931, 171228, 185706, 256842, 271862, 371412, 385263, 407793, 513684, 543724, 770526, 815586, 1223379, 1541052, 1631172, 2446758, 2582689, 3670137, 4893516, 5165378, 7340274, 7748067, 10330756, 14680548, 15496134, 23244201, 30992268, 46488402, 69732603, 92976804, 139465206, 278930412]

約数ペア:

[(1, 278930412), (2, 139465206), (3, 92976804), (4, 69732603), (6, 46488402), (9, 30992268), (12, 23244201), (18, 15496134), (19, 14680548), (27, 10330756), (36, 7748067), (38, 7340274), (54, 5165378), (57, 4893516), (76, 3670137), (108, 2582689), (114, 2446758), (171, 1631172), (181, 1541052), (228, 1223379), (342, 815586), (362, 770526), (513, 543724), (543, 513684), (684, 407793), (724, 385263), (751, 371412), (1026, 271862), (1086, 256842), (1502, 185706), (1629, 171228), (2052, 135931), (2172, 128421), (2253, 123804), (3004, 92853), (3258, 85614), (3439, 81108), (4506, 61902), (4887, 57076), (6516, 42807), (6759, 41268), (6878, 40554), (9012, 30951), (9774, 28538), (10317, 27036), (13518, 20634), (13756, 20277), (14269, 19548)]