56471520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^6$

素因数の和:60

約数の個数: 168

約数和(自身を含む): 207532584

約数和(自身を除く): 151061064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 560, 588, 672, 686, 735, 784, 840, 980, 1029, 1120, 1176, 1372, 1470, 1568, 1680, 1715, 1960, 2058, 2352, 2401, 2744, 2940, 3360, 3430, 3920, 4116, 4704, 4802, 5145, 5488, 5880, 6860, 7203, 7840, 8232, 9604, 10290, 10976, 11760, 12005, 13720, 14406, 16464, 16807, 19208, 20580, 23520, 24010, 27440, 28812, 32928, 33614, 36015, 38416, 41160, 48020, 50421, 54880, 57624, 67228, 72030, 76832, 82320, 84035, 96040, 100842, 115248, 117649, 134456, 144060, 164640, 168070, 192080, 201684, 230496, 235298, 252105, 268912, 288120, 336140, 352947, 384160, 403368, 470596, 504210, 537824, 576240, 588245, 672280, 705894, 806736, 941192, 1008420, 1152480, 1176490, 1344560, 1411788, 1613472, 1764735, 1882384, 2016840, 2352980, 2689120, 2823576, 3529470, 3764768, 4033680, 4705960, 5647152, 7058940, 8067360, 9411920, 11294304, 14117880, 18823840, 28235760, 56471520]

約数ペア:

[(1, 56471520), (2, 28235760), (3, 18823840), (4, 14117880), (5, 11294304), (6, 9411920), (7, 8067360), (8, 7058940), (10, 5647152), (12, 4705960), (14, 4033680), (15, 3764768), (16, 3529470), (20, 2823576), (21, 2689120), (24, 2352980), (28, 2016840), (30, 1882384), (32, 1764735), (35, 1613472), (40, 1411788), (42, 1344560), (48, 1176490), (49, 1152480), (56, 1008420), (60, 941192), (70, 806736), (80, 705894), (84, 672280), (96, 588245), (98, 576240), (105, 537824), (112, 504210), (120, 470596), (140, 403368), (147, 384160), (160, 352947), (168, 336140), (196, 288120), (210, 268912), (224, 252105), (240, 235298), (245, 230496), (280, 201684), (294, 192080), (336, 168070), (343, 164640), (392, 144060), (420, 134456), (480, 117649), (490, 115248), (560, 100842), (588, 96040), (672, 84035), (686, 82320), (735, 76832), (784, 72030), (840, 67228), (980, 57624), (1029, 54880), (1120, 50421), (1176, 48020), (1372, 41160), (1470, 38416), (1568, 36015), (1680, 33614), (1715, 32928), (1960, 28812), (2058, 27440), (2352, 24010), (2401, 23520), (2744, 20580), (2940, 19208), (3360, 16807), (3430, 16464), (3920, 14406), (4116, 13720), (4704, 12005), (4802, 11760), (5145, 10976), (5488, 10290), (5880, 9604), (6860, 8232), (7203, 7840)]