138178571008

素因数分解:

$2^8\times {\mathrm{109}}^1\times {\mathrm{1223}}^1\times {\mathrm{4049}}^1$

素因数の和:5397

約数の個数: 72

約数和(自身を含む): 278644212000

約数和(自身を除く): 140465640992

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 872, 1223, 1744, 2446, 3488, 4049, 4892, 6976, 8098, 9784, 13952, 16196, 19568, 27904, 32392, 39136, 64784, 78272, 129568, 133307, 156544, 259136, 266614, 313088, 441341, 518272, 533228, 882682, 1036544, 1066456, 1765364, 2132912, 3530728, 4265824, 4951927, 7061456, 8531648, 9903854, 14122912, 17063296, 19807708, 28245824, 34126592, 39615416, 56491648, 79230832, 112983296, 158461664, 316923328, 539760043, 633846656, 1079520086, 1267693312, 2159040172, 4318080344, 8636160688, 17272321376, 34544642752, 69089285504, 138178571008]

約数ペア:

[(1, 138178571008), (2, 69089285504), (4, 34544642752), (8, 17272321376), (16, 8636160688), (32, 4318080344), (64, 2159040172), (109, 1267693312), (128, 1079520086), (218, 633846656), (256, 539760043), (436, 316923328), (872, 158461664), (1223, 112983296), (1744, 79230832), (2446, 56491648), (3488, 39615416), (4049, 34126592), (4892, 28245824), (6976, 19807708), (8098, 17063296), (9784, 14122912), (13952, 9903854), (16196, 8531648), (19568, 7061456), (27904, 4951927), (32392, 4265824), (39136, 3530728), (64784, 2132912), (78272, 1765364), (129568, 1066456), (133307, 1036544), (156544, 882682), (259136, 533228), (266614, 518272), (313088, 441341)]