207943144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 428097600

約数和(自身を除く): 220154456

約数列:

[1, 2, 4, 8, 19, 38, 41, 61, 76, 82, 122, 152, 164, 244, 328, 488, 547, 779, 1094, 1159, 1558, 2188, 2318, 2501, 3116, 4376, 4636, 5002, 6232, 9272, 10004, 10393, 20008, 20786, 22427, 33367, 41572, 44854, 47519, 66734, 83144, 89708, 95038, 133468, 179416, 190076, 266936, 380152, 426113, 633973, 852226, 1267946, 1368047, 1704452, 2535892, 2736094, 3408904, 5071784, 5472188, 10944376, 25992893, 51985786, 103971572, 207943144]

約数ペア:

[(1, 207943144), (2, 103971572), (4, 51985786), (8, 25992893), (19, 10944376), (38, 5472188), (41, 5071784), (61, 3408904), (76, 2736094), (82, 2535892), (122, 1704452), (152, 1368047), (164, 1267946), (244, 852226), (328, 633973), (488, 426113), (547, 380152), (779, 266936), (1094, 190076), (1159, 179416), (1558, 133468), (2188, 95038), (2318, 89708), (2501, 83144), (3116, 66734), (4376, 47519), (4636, 44854), (5002, 41572), (6232, 33367), (9272, 22427), (10004, 20786), (10393, 20008)]