87856668

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 228040176

約数和(自身を除く): 140183508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 101, 146, 202, 219, 292, 303, 331, 404, 438, 606, 657, 662, 876, 909, 993, 1212, 1314, 1324, 1818, 1986, 2628, 2979, 3636, 3972, 5958, 7373, 11916, 14746, 22119, 24163, 29492, 33431, 44238, 48326, 66357, 66862, 72489, 88476, 96652, 100293, 132714, 133724, 144978, 200586, 217467, 265428, 289956, 300879, 401172, 434934, 601758, 869868, 1203516, 2440463, 4880926, 7321389, 9761852, 14642778, 21964167, 29285556, 43928334, 87856668]

約数ペア:

[(1, 87856668), (2, 43928334), (3, 29285556), (4, 21964167), (6, 14642778), (9, 9761852), (12, 7321389), (18, 4880926), (36, 2440463), (73, 1203516), (101, 869868), (146, 601758), (202, 434934), (219, 401172), (292, 300879), (303, 289956), (331, 265428), (404, 217467), (438, 200586), (606, 144978), (657, 133724), (662, 132714), (876, 100293), (909, 96652), (993, 88476), (1212, 72489), (1314, 66862), (1324, 66357), (1818, 48326), (1986, 44238), (2628, 33431), (2979, 29492), (3636, 24163), (3972, 22119), (5958, 14746), (7373, 11916)]