30809350360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1447}}^1\times {\mathrm{12379}}^1$

素因数の和:13880

約数の個数: 64

約数和(自身を含む): 70987910400

約数和(自身を除く): 40178560040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1447, 1720, 2894, 5788, 7235, 11576, 12379, 14470, 24758, 28940, 49516, 57880, 61895, 62221, 99032, 123790, 124442, 247580, 248884, 311105, 495160, 497768, 532297, 622210, 1064594, 1244420, 2129188, 2488840, 2661485, 4258376, 5322970, 10645940, 17912413, 21291880, 35824826, 71649652, 89562065, 143299304, 179124130, 358248260, 716496520, 770233759, 1540467518, 3080935036, 3851168795, 6161870072, 7702337590, 15404675180, 30809350360]

約数ペア:

[(1, 30809350360), (2, 15404675180), (4, 7702337590), (5, 6161870072), (8, 3851168795), (10, 3080935036), (20, 1540467518), (40, 770233759), (43, 716496520), (86, 358248260), (172, 179124130), (215, 143299304), (344, 89562065), (430, 71649652), (860, 35824826), (1447, 21291880), (1720, 17912413), (2894, 10645940), (5788, 5322970), (7235, 4258376), (11576, 2661485), (12379, 2488840), (14470, 2129188), (24758, 1244420), (28940, 1064594), (49516, 622210), (57880, 532297), (61895, 497768), (62221, 495160), (99032, 311105), (123790, 248884), (124442, 247580)]