199972430

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 423446400

約数和(自身を除く): 223473970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 173, 245, 337, 343, 346, 490, 674, 686, 865, 1211, 1685, 1715, 1730, 2359, 2422, 3370, 3430, 4718, 6055, 8477, 11795, 12110, 16513, 16954, 23590, 33026, 42385, 58301, 59339, 82565, 84770, 115591, 116602, 118678, 165130, 231182, 291505, 296695, 408107, 577955, 583010, 593390, 816214, 1155910, 2040535, 2856749, 4081070, 5713498, 14283745, 19997243, 28567490, 39994486, 99986215, 199972430]

約数ペア:

[(1, 199972430), (2, 99986215), (5, 39994486), (7, 28567490), (10, 19997243), (14, 14283745), (35, 5713498), (49, 4081070), (70, 2856749), (98, 2040535), (173, 1155910), (245, 816214), (337, 593390), (343, 583010), (346, 577955), (490, 408107), (674, 296695), (686, 291505), (865, 231182), (1211, 165130), (1685, 118678), (1715, 116602), (1730, 115591), (2359, 84770), (2422, 82565), (3370, 59339), (3430, 58301), (4718, 42385), (6055, 33026), (8477, 23590), (11795, 16954), (12110, 16513)]