724979998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 1221350400

約数和(自身を除く): 496370402

約数列:

[1, 2, 19, 37, 38, 61, 74, 79, 107, 122, 158, 214, 703, 1159, 1406, 1501, 2033, 2257, 2318, 2923, 3002, 3959, 4066, 4514, 4819, 5846, 6527, 7918, 8453, 9638, 13054, 16906, 42883, 55537, 75221, 85766, 91561, 111074, 124013, 150442, 160607, 178303, 183122, 241499, 248026, 312761, 321214, 356606, 482998, 515633, 625522, 1031266, 3387757, 4588481, 5942459, 6775514, 9176962, 9797027, 11884918, 19078421, 19594054, 38156842, 362489999, 724979998]

約数ペア:

[(1, 724979998), (2, 362489999), (19, 38156842), (37, 19594054), (38, 19078421), (61, 11884918), (74, 9797027), (79, 9176962), (107, 6775514), (122, 5942459), (158, 4588481), (214, 3387757), (703, 1031266), (1159, 625522), (1406, 515633), (1501, 482998), (2033, 356606), (2257, 321214), (2318, 312761), (2923, 248026), (3002, 241499), (3959, 183122), (4066, 178303), (4514, 160607), (4819, 150442), (5846, 124013), (6527, 111074), (7918, 91561), (8453, 85766), (9638, 75221), (13054, 55537), (16906, 42883)]