161417984

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 408636480

約数和(自身を除く): 247218496

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 41, 52, 56, 64, 82, 91, 104, 112, 128, 164, 169, 182, 208, 224, 256, 287, 328, 338, 364, 416, 448, 533, 574, 656, 676, 728, 832, 896, 1066, 1148, 1183, 1312, 1352, 1456, 1664, 1792, 2132, 2197, 2296, 2366, 2624, 2704, 2912, 3328, 3731, 4264, 4394, 4592, 4732, 5248, 5408, 5824, 6929, 7462, 8528, 8788, 9184, 9464, 10496, 10816, 11648, 13858, 14924, 15379, 17056, 17576, 18368, 18928, 21632, 23296, 27716, 29848, 30758, 34112, 35152, 36736, 37856, 43264, 48503, 55432, 59696, 61516, 68224, 70304, 73472, 75712, 90077, 97006, 110864, 119392, 123032, 136448, 140608, 151424, 180154, 194012, 221728, 238784, 246064, 281216, 302848, 360308, 388024, 443456, 477568, 492128, 562432, 630539, 720616, 776048, 886912, 955136, 984256, 1261078, 1441232, 1552096, 1773824, 1968512, 2522156, 2882464, 3104192, 3937024, 5044312, 5764928, 6208384, 10088624, 11529856, 12416768, 20177248, 23059712, 40354496, 80708992, 161417984]

約数ペア:

[(1, 161417984), (2, 80708992), (4, 40354496), (7, 23059712), (8, 20177248), (13, 12416768), (14, 11529856), (16, 10088624), (26, 6208384), (28, 5764928), (32, 5044312), (41, 3937024), (52, 3104192), (56, 2882464), (64, 2522156), (82, 1968512), (91, 1773824), (104, 1552096), (112, 1441232), (128, 1261078), (164, 984256), (169, 955136), (182, 886912), (208, 776048), (224, 720616), (256, 630539), (287, 562432), (328, 492128), (338, 477568), (364, 443456), (416, 388024), (448, 360308), (533, 302848), (574, 281216), (656, 246064), (676, 238784), (728, 221728), (832, 194012), (896, 180154), (1066, 151424), (1148, 140608), (1183, 136448), (1312, 123032), (1352, 119392), (1456, 110864), (1664, 97006), (1792, 90077), (2132, 75712), (2197, 73472), (2296, 70304), (2366, 68224), (2624, 61516), (2704, 59696), (2912, 55432), (3328, 48503), (3731, 43264), (4264, 37856), (4394, 36736), (4592, 35152), (4732, 34112), (5248, 30758), (5408, 29848), (5824, 27716), (6929, 23296), (7462, 21632), (8528, 18928), (8788, 18368), (9184, 17576), (9464, 17056), (10496, 15379), (10816, 14924), (11648, 13858)]