78216138

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1447}}^1$

素因数の和:1489

約数の個数: 128

約数和(自身を含む): 233533440

約数和(自身を除く): 155317302

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 189, 198, 231, 234, 273, 286, 297, 351, 378, 429, 462, 546, 594, 693, 702, 819, 858, 1001, 1287, 1386, 1447, 1638, 2002, 2079, 2457, 2574, 2894, 3003, 3861, 4158, 4341, 4914, 6006, 7722, 8682, 9009, 10129, 13023, 15917, 18018, 18811, 20258, 26046, 27027, 30387, 31834, 37622, 39069, 47751, 54054, 56433, 60774, 78138, 91161, 95502, 111419, 112866, 131677, 143253, 169299, 182322, 206921, 222838, 263354, 273483, 286506, 334257, 338598, 395031, 413842, 429759, 507897, 546966, 620763, 668514, 790062, 859518, 1002771, 1015794, 1185093, 1241526, 1448447, 1862289, 2005542, 2370186, 2896894, 3008313, 3555279, 3724578, 4345341, 5586867, 6016626, 7110558, 8690682, 11173734, 13036023, 26072046, 39108069, 78216138]

約数ペア:

[(1, 78216138), (2, 39108069), (3, 26072046), (6, 13036023), (7, 11173734), (9, 8690682), (11, 7110558), (13, 6016626), (14, 5586867), (18, 4345341), (21, 3724578), (22, 3555279), (26, 3008313), (27, 2896894), (33, 2370186), (39, 2005542), (42, 1862289), (54, 1448447), (63, 1241526), (66, 1185093), (77, 1015794), (78, 1002771), (91, 859518), (99, 790062), (117, 668514), (126, 620763), (143, 546966), (154, 507897), (182, 429759), (189, 413842), (198, 395031), (231, 338598), (234, 334257), (273, 286506), (286, 273483), (297, 263354), (351, 222838), (378, 206921), (429, 182322), (462, 169299), (546, 143253), (594, 131677), (693, 112866), (702, 111419), (819, 95502), (858, 91161), (1001, 78138), (1287, 60774), (1386, 56433), (1447, 54054), (1638, 47751), (2002, 39069), (2079, 37622), (2457, 31834), (2574, 30387), (2894, 27027), (3003, 26046), (3861, 20258), (4158, 18811), (4341, 18018), (4914, 15917), (6006, 13023), (7722, 10129), (8682, 9009)]