201439568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 448364160

約数和(自身を除く): 246924592

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 61, 88, 116, 122, 176, 232, 244, 319, 464, 488, 638, 647, 671, 976, 1276, 1294, 1342, 1769, 2552, 2588, 2684, 3538, 5104, 5176, 5368, 7076, 7117, 10352, 10736, 14152, 14234, 18763, 19459, 28304, 28468, 37526, 38918, 39467, 56936, 75052, 77836, 78934, 113872, 150104, 155672, 157868, 206393, 300208, 311344, 315736, 412786, 434137, 631472, 825572, 868274, 1144543, 1651144, 1736548, 2289086, 3302288, 3473096, 4578172, 6946192, 9156344, 12589973, 18312688, 25179946, 50359892, 100719784, 201439568]

約数ペア:

[(1, 201439568), (2, 100719784), (4, 50359892), (8, 25179946), (11, 18312688), (16, 12589973), (22, 9156344), (29, 6946192), (44, 4578172), (58, 3473096), (61, 3302288), (88, 2289086), (116, 1736548), (122, 1651144), (176, 1144543), (232, 868274), (244, 825572), (319, 631472), (464, 434137), (488, 412786), (638, 315736), (647, 311344), (671, 300208), (976, 206393), (1276, 157868), (1294, 155672), (1342, 150104), (1769, 113872), (2552, 78934), (2588, 77836), (2684, 75052), (3538, 56936), (5104, 39467), (5176, 38918), (5368, 37526), (7076, 28468), (7117, 28304), (10352, 19459), (10736, 18763), (14152, 14234)]