181036380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:608

約数の個数: 144

約数和(自身を含む): 595244160

約数和(自身を除く): 414207780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 139, 140, 147, 196, 210, 245, 278, 294, 417, 420, 443, 490, 556, 588, 695, 735, 834, 886, 973, 980, 1329, 1390, 1470, 1668, 1772, 1946, 2085, 2215, 2658, 2780, 2919, 2940, 3101, 3892, 4170, 4430, 4865, 5316, 5838, 6202, 6645, 6811, 8340, 8860, 9303, 9730, 11676, 12404, 13290, 13622, 14595, 15505, 18606, 19460, 20433, 21707, 26580, 27244, 29190, 31010, 34055, 37212, 40866, 43414, 46515, 58380, 61577, 62020, 65121, 68110, 81732, 86828, 93030, 102165, 108535, 123154, 130242, 136220, 184731, 186060, 204330, 217070, 246308, 260484, 307885, 325605, 369462, 408660, 431039, 434140, 615770, 651210, 738924, 862078, 923655, 1231540, 1293117, 1302420, 1724156, 1847310, 2155195, 2586234, 3017273, 3694620, 4310390, 5172468, 6034546, 6465585, 8620780, 9051819, 12069092, 12931170, 15086365, 18103638, 25862340, 30172730, 36207276, 45259095, 60345460, 90518190, 181036380]

約数ペア:

[(1, 181036380), (2, 90518190), (3, 60345460), (4, 45259095), (5, 36207276), (6, 30172730), (7, 25862340), (10, 18103638), (12, 15086365), (14, 12931170), (15, 12069092), (20, 9051819), (21, 8620780), (28, 6465585), (30, 6034546), (35, 5172468), (42, 4310390), (49, 3694620), (60, 3017273), (70, 2586234), (84, 2155195), (98, 1847310), (105, 1724156), (139, 1302420), (140, 1293117), (147, 1231540), (196, 923655), (210, 862078), (245, 738924), (278, 651210), (294, 615770), (417, 434140), (420, 431039), (443, 408660), (490, 369462), (556, 325605), (588, 307885), (695, 260484), (735, 246308), (834, 217070), (886, 204330), (973, 186060), (980, 184731), (1329, 136220), (1390, 130242), (1470, 123154), (1668, 108535), (1772, 102165), (1946, 93030), (2085, 86828), (2215, 81732), (2658, 68110), (2780, 65121), (2919, 62020), (2940, 61577), (3101, 58380), (3892, 46515), (4170, 43414), (4430, 40866), (4865, 37212), (5316, 34055), (5838, 31010), (6202, 29190), (6645, 27244), (6811, 26580), (8340, 21707), (8860, 20433), (9303, 19460), (9730, 18606), (11676, 15505), (12404, 14595), (13290, 13622)]