140509026

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{503}}^1\times {\mathrm{739}}^1$

素因数の和:1260

約数の個数: 64

約数和(自身を含む): 358041600

約数和(自身を除く): 217532574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 503, 739, 1006, 1478, 1509, 2217, 3018, 3521, 4434, 4527, 5173, 6651, 7042, 9054, 10346, 10563, 13302, 13581, 15519, 19953, 21126, 27162, 31038, 31689, 39906, 46557, 63378, 93114, 95067, 139671, 190134, 279342, 371717, 743434, 1115151, 2230302, 2602019, 3345453, 5204038, 6690906, 7806057, 10036359, 15612114, 20072718, 23418171, 46836342, 70254513, 140509026]

約数ペア:

[(1, 140509026), (2, 70254513), (3, 46836342), (6, 23418171), (7, 20072718), (9, 15612114), (14, 10036359), (18, 7806057), (21, 6690906), (27, 5204038), (42, 3345453), (54, 2602019), (63, 2230302), (126, 1115151), (189, 743434), (378, 371717), (503, 279342), (739, 190134), (1006, 139671), (1478, 95067), (1509, 93114), (2217, 63378), (3018, 46557), (3521, 39906), (4434, 31689), (4527, 31038), (5173, 27162), (6651, 21126), (7042, 19953), (9054, 15519), (10346, 13581), (10563, 13302)]