306421880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{1039}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 706492800

約数和(自身を除く): 400070920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 101, 146, 202, 292, 365, 404, 505, 584, 730, 808, 1010, 1039, 1460, 2020, 2078, 2920, 4040, 4156, 5195, 7373, 8312, 10390, 14746, 20780, 29492, 36865, 41560, 58984, 73730, 75847, 104939, 147460, 151694, 209878, 294920, 303388, 379235, 419756, 524695, 606776, 758470, 839512, 1049390, 1516940, 2098780, 3033880, 4197560, 7660547, 15321094, 30642188, 38302735, 61284376, 76605470, 153210940, 306421880]

約数ペア:

[(1, 306421880), (2, 153210940), (4, 76605470), (5, 61284376), (8, 38302735), (10, 30642188), (20, 15321094), (40, 7660547), (73, 4197560), (101, 3033880), (146, 2098780), (202, 1516940), (292, 1049390), (365, 839512), (404, 758470), (505, 606776), (584, 524695), (730, 419756), (808, 379235), (1010, 303388), (1039, 294920), (1460, 209878), (2020, 151694), (2078, 147460), (2920, 104939), (4040, 75847), (4156, 73730), (5195, 58984), (7373, 41560), (8312, 36865), (10390, 29492), (14746, 20780)]