85163820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 282933504

約数和(自身を除く): 197769684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 211, 217, 310, 372, 420, 422, 434, 465, 620, 633, 651, 844, 868, 930, 961, 1055, 1085, 1266, 1302, 1477, 1860, 1922, 2110, 2170, 2532, 2604, 2883, 2954, 3165, 3255, 3844, 4220, 4340, 4431, 4805, 5766, 5908, 6330, 6510, 6541, 6727, 7385, 8862, 9610, 11532, 12660, 13020, 13082, 13454, 14415, 14770, 17724, 19220, 19623, 20181, 22155, 26164, 26908, 28830, 29540, 32705, 33635, 39246, 40362, 44310, 45787, 57660, 65410, 67270, 78492, 80724, 88620, 91574, 98115, 100905, 130820, 134540, 137361, 183148, 196230, 201810, 202771, 228935, 274722, 392460, 403620, 405542, 457870, 549444, 608313, 686805, 811084, 915740, 1013855, 1216626, 1373610, 1419397, 2027710, 2433252, 2747220, 2838794, 3041565, 4055420, 4258191, 5677588, 6083130, 7096985, 8516382, 12166260, 14193970, 17032764, 21290955, 28387940, 42581910, 85163820]

約数ペア:

[(1, 85163820), (2, 42581910), (3, 28387940), (4, 21290955), (5, 17032764), (6, 14193970), (7, 12166260), (10, 8516382), (12, 7096985), (14, 6083130), (15, 5677588), (20, 4258191), (21, 4055420), (28, 3041565), (30, 2838794), (31, 2747220), (35, 2433252), (42, 2027710), (60, 1419397), (62, 1373610), (70, 1216626), (84, 1013855), (93, 915740), (105, 811084), (124, 686805), (140, 608313), (155, 549444), (186, 457870), (210, 405542), (211, 403620), (217, 392460), (310, 274722), (372, 228935), (420, 202771), (422, 201810), (434, 196230), (465, 183148), (620, 137361), (633, 134540), (651, 130820), (844, 100905), (868, 98115), (930, 91574), (961, 88620), (1055, 80724), (1085, 78492), (1266, 67270), (1302, 65410), (1477, 57660), (1860, 45787), (1922, 44310), (2110, 40362), (2170, 39246), (2532, 33635), (2604, 32705), (2883, 29540), (2954, 28830), (3165, 26908), (3255, 26164), (3844, 22155), (4220, 20181), (4340, 19623), (4431, 19220), (4805, 17724), (5766, 14770), (5908, 14415), (6330, 13454), (6510, 13082), (6541, 13020), (6727, 12660), (7385, 11532), (8862, 9610)]