348516520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{2393}}^1$

素因数の和:2746

約数の個数: 64

約数和(自身を含む): 858392640

約数和(自身を除く): 509876120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 331, 440, 662, 1324, 1655, 2393, 2648, 3310, 3641, 4786, 6620, 7282, 9572, 11965, 13240, 14564, 18205, 19144, 23930, 26323, 29128, 36410, 47860, 52646, 72820, 95720, 105292, 131615, 145640, 210584, 263230, 526460, 792083, 1052920, 1584166, 3168332, 3960415, 6336664, 7920830, 8712913, 15841660, 17425826, 31683320, 34851652, 43564565, 69703304, 87129130, 174258260, 348516520]

約数ペア:

[(1, 348516520), (2, 174258260), (4, 87129130), (5, 69703304), (8, 43564565), (10, 34851652), (11, 31683320), (20, 17425826), (22, 15841660), (40, 8712913), (44, 7920830), (55, 6336664), (88, 3960415), (110, 3168332), (220, 1584166), (331, 1052920), (440, 792083), (662, 526460), (1324, 263230), (1655, 210584), (2393, 145640), (2648, 131615), (3310, 105292), (3641, 95720), (4786, 72820), (6620, 52646), (7282, 47860), (9572, 36410), (11965, 29128), (13240, 26323), (14564, 23930), (18205, 19144)]