171757560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4787}}^1$

素因数の和:4837

約数の個数: 128

約数和(自身を含む): 579156480

約数和(自身を除く): 407398920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 4787, 5980, 7176, 8970, 9574, 11960, 14361, 17940, 19148, 23935, 28722, 35880, 38296, 47870, 57444, 62231, 71805, 95740, 110101, 114888, 124462, 143610, 186693, 191480, 220202, 248924, 287220, 311155, 330303, 373386, 440404, 497848, 550505, 574440, 622310, 660606, 746772, 880808, 933465, 1101010, 1244620, 1321212, 1431313, 1493544, 1651515, 1866930, 2202020, 2489240, 2642424, 2862626, 3303030, 3733860, 4293939, 4404040, 5725252, 6606060, 7156565, 7467720, 8587878, 11450504, 13212120, 14313130, 17175756, 21469695, 28626260, 34351512, 42939390, 57252520, 85878780, 171757560]

約数ペア:

[(1, 171757560), (2, 85878780), (3, 57252520), (4, 42939390), (5, 34351512), (6, 28626260), (8, 21469695), (10, 17175756), (12, 14313130), (13, 13212120), (15, 11450504), (20, 8587878), (23, 7467720), (24, 7156565), (26, 6606060), (30, 5725252), (39, 4404040), (40, 4293939), (46, 3733860), (52, 3303030), (60, 2862626), (65, 2642424), (69, 2489240), (78, 2202020), (92, 1866930), (104, 1651515), (115, 1493544), (120, 1431313), (130, 1321212), (138, 1244620), (156, 1101010), (184, 933465), (195, 880808), (230, 746772), (260, 660606), (276, 622310), (299, 574440), (312, 550505), (345, 497848), (390, 440404), (460, 373386), (520, 330303), (552, 311155), (598, 287220), (690, 248924), (780, 220202), (897, 191480), (920, 186693), (1196, 143610), (1380, 124462), (1495, 114888), (1560, 110101), (1794, 95740), (2392, 71805), (2760, 62231), (2990, 57444), (3588, 47870), (4485, 38296), (4787, 35880), (5980, 28722), (7176, 23935), (8970, 19148), (9574, 17940), (11960, 14361)]