15691532080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{1013}}^1$

素因数の和:1371

約数の個数: 160

約数和(自身を含む): 42247296000

約数和(自身を除く): 26555763920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 199, 278, 280, 398, 556, 560, 695, 796, 973, 995, 1013, 1112, 1390, 1393, 1592, 1946, 1990, 2026, 2224, 2780, 2786, 3184, 3892, 3980, 4052, 4865, 5065, 5560, 5572, 6965, 7091, 7784, 7960, 8104, 9730, 10130, 11120, 11144, 13930, 14182, 15568, 15920, 16208, 19460, 20260, 22288, 27661, 27860, 28364, 35455, 38920, 40520, 55322, 55720, 56728, 70910, 77840, 81040, 110644, 111440, 113456, 138305, 140807, 141820, 193627, 201587, 221288, 276610, 281614, 283640, 387254, 403174, 442576, 553220, 563228, 567280, 704035, 774508, 806348, 968135, 985649, 1007935, 1106440, 1126456, 1408070, 1411109, 1549016, 1612696, 1936270, 1971298, 2015870, 2212880, 2252912, 2816140, 2822218, 3098032, 3225392, 3872540, 3942596, 4031740, 4928245, 5632280, 5644436, 7055545, 7745080, 7885192, 8063480, 9856490, 11264560, 11288872, 14111090, 15490160, 15770384, 16126960, 19712980, 22577744, 28020593, 28222180, 39425960, 56041186, 56444360, 78851920, 112082372, 112888720, 140102965, 196144151, 224164744, 280205930, 392288302, 448329488, 560411860, 784576604, 980720755, 1120823720, 1569153208, 1961441510, 2241647440, 3138306416, 3922883020, 7845766040, 15691532080]

約数ペア:

[(1, 15691532080), (2, 7845766040), (4, 3922883020), (5, 3138306416), (7, 2241647440), (8, 1961441510), (10, 1569153208), (14, 1120823720), (16, 980720755), (20, 784576604), (28, 560411860), (35, 448329488), (40, 392288302), (56, 280205930), (70, 224164744), (80, 196144151), (112, 140102965), (139, 112888720), (140, 112082372), (199, 78851920), (278, 56444360), (280, 56041186), (398, 39425960), (556, 28222180), (560, 28020593), (695, 22577744), (796, 19712980), (973, 16126960), (995, 15770384), (1013, 15490160), (1112, 14111090), (1390, 11288872), (1393, 11264560), (1592, 9856490), (1946, 8063480), (1990, 7885192), (2026, 7745080), (2224, 7055545), (2780, 5644436), (2786, 5632280), (3184, 4928245), (3892, 4031740), (3980, 3942596), (4052, 3872540), (4865, 3225392), (5065, 3098032), (5560, 2822218), (5572, 2816140), (6965, 2252912), (7091, 2212880), (7784, 2015870), (7960, 1971298), (8104, 1936270), (9730, 1612696), (10130, 1549016), (11120, 1411109), (11144, 1408070), (13930, 1126456), (14182, 1106440), (15568, 1007935), (15920, 985649), (16208, 968135), (19460, 806348), (20260, 774508), (22288, 704035), (27661, 567280), (27860, 563228), (28364, 553220), (35455, 442576), (38920, 403174), (40520, 387254), (55322, 283640), (55720, 281614), (56728, 276610), (70910, 221288), (77840, 201587), (81040, 193627), (110644, 141820), (111440, 140807), (113456, 138305)]