68089840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 199987200

約数和(自身を除く): 131897360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 80, 91, 94, 104, 112, 130, 140, 182, 188, 199, 208, 235, 260, 280, 329, 364, 376, 398, 455, 470, 520, 560, 611, 658, 728, 752, 796, 910, 940, 995, 1040, 1222, 1316, 1393, 1456, 1592, 1645, 1820, 1880, 1990, 2444, 2587, 2632, 2786, 3055, 3184, 3290, 3640, 3760, 3980, 4277, 4888, 5174, 5264, 5572, 6110, 6580, 6965, 7280, 7960, 8554, 9353, 9776, 10348, 11144, 12220, 12935, 13160, 13930, 15920, 17108, 18109, 18706, 20696, 21385, 22288, 24440, 25870, 26320, 27860, 34216, 36218, 37412, 41392, 42770, 46765, 48880, 51740, 55720, 65471, 68432, 72436, 74824, 85540, 90545, 93530, 103480, 111440, 121589, 130942, 144872, 149648, 171080, 181090, 187060, 206960, 243178, 261884, 289744, 327355, 342160, 362180, 374120, 486356, 523768, 607945, 654710, 724360, 748240, 851123, 972712, 1047536, 1215890, 1309420, 1448720, 1702246, 1945424, 2431780, 2618840, 3404492, 4255615, 4863560, 5237680, 6808984, 8511230, 9727120, 13617968, 17022460, 34044920, 68089840]

約数ペア:

[(1, 68089840), (2, 34044920), (4, 17022460), (5, 13617968), (7, 9727120), (8, 8511230), (10, 6808984), (13, 5237680), (14, 4863560), (16, 4255615), (20, 3404492), (26, 2618840), (28, 2431780), (35, 1945424), (40, 1702246), (47, 1448720), (52, 1309420), (56, 1215890), (65, 1047536), (70, 972712), (80, 851123), (91, 748240), (94, 724360), (104, 654710), (112, 607945), (130, 523768), (140, 486356), (182, 374120), (188, 362180), (199, 342160), (208, 327355), (235, 289744), (260, 261884), (280, 243178), (329, 206960), (364, 187060), (376, 181090), (398, 171080), (455, 149648), (470, 144872), (520, 130942), (560, 121589), (611, 111440), (658, 103480), (728, 93530), (752, 90545), (796, 85540), (910, 74824), (940, 72436), (995, 68432), (1040, 65471), (1222, 55720), (1316, 51740), (1393, 48880), (1456, 46765), (1592, 42770), (1645, 41392), (1820, 37412), (1880, 36218), (1990, 34216), (2444, 27860), (2587, 26320), (2632, 25870), (2786, 24440), (3055, 22288), (3184, 21385), (3290, 20696), (3640, 18706), (3760, 18109), (3980, 17108), (4277, 15920), (4888, 13930), (5174, 13160), (5264, 12935), (5572, 12220), (6110, 11144), (6580, 10348), (6965, 9776), (7280, 9353), (7960, 8554)]