161980704

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18143}}^1$

素因数の和:18190

約数の個数: 72

約数和(自身を含む): 475517952

約数和(自身を除く): 313537248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 18143, 36286, 54429, 72572, 108858, 145144, 163287, 217716, 290288, 326574, 435432, 562433, 580576, 653148, 870864, 1124866, 1306296, 1687299, 1741728, 2249732, 2612592, 3374598, 4499464, 5061897, 5225184, 6749196, 8998928, 10123794, 13498392, 17997856, 20247588, 26996784, 40495176, 53993568, 80990352, 161980704]

約数ペア:

[(1, 161980704), (2, 80990352), (3, 53993568), (4, 40495176), (6, 26996784), (8, 20247588), (9, 17997856), (12, 13498392), (16, 10123794), (18, 8998928), (24, 6749196), (31, 5225184), (32, 5061897), (36, 4499464), (48, 3374598), (62, 2612592), (72, 2249732), (93, 1741728), (96, 1687299), (124, 1306296), (144, 1124866), (186, 870864), (248, 653148), (279, 580576), (288, 562433), (372, 435432), (496, 326574), (558, 290288), (744, 217716), (992, 163287), (1116, 145144), (1488, 108858), (2232, 72572), (2976, 54429), (4464, 36286), (8928, 18143)]