90955920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:421

約数の個数: 160

約数和(自身を含む): 311122944

約数和(自身を除く): 220167024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 131, 132, 165, 176, 220, 240, 262, 263, 264, 330, 393, 440, 524, 526, 528, 655, 660, 786, 789, 880, 1048, 1052, 1310, 1315, 1320, 1441, 1572, 1578, 1965, 2096, 2104, 2620, 2630, 2640, 2882, 2893, 3144, 3156, 3930, 3945, 4208, 4323, 5240, 5260, 5764, 5786, 6288, 6312, 7205, 7860, 7890, 8646, 8679, 10480, 10520, 11528, 11572, 12624, 14410, 14465, 15720, 15780, 17292, 17358, 21040, 21615, 23056, 23144, 28820, 28930, 31440, 31560, 34453, 34584, 34716, 43230, 43395, 46288, 57640, 57860, 63120, 68906, 69168, 69432, 86460, 86790, 103359, 115280, 115720, 137812, 138864, 172265, 172920, 173580, 206718, 231440, 275624, 344530, 345840, 347160, 378983, 413436, 516795, 551248, 689060, 694320, 757966, 826872, 1033590, 1136949, 1378120, 1515932, 1653744, 1894915, 2067180, 2273898, 2756240, 3031864, 3789830, 4134360, 4547796, 5684745, 6063728, 7579660, 8268720, 9095592, 11369490, 15159320, 18191184, 22738980, 30318640, 45477960, 90955920]

約数ペア:

[(1, 90955920), (2, 45477960), (3, 30318640), (4, 22738980), (5, 18191184), (6, 15159320), (8, 11369490), (10, 9095592), (11, 8268720), (12, 7579660), (15, 6063728), (16, 5684745), (20, 4547796), (22, 4134360), (24, 3789830), (30, 3031864), (33, 2756240), (40, 2273898), (44, 2067180), (48, 1894915), (55, 1653744), (60, 1515932), (66, 1378120), (80, 1136949), (88, 1033590), (110, 826872), (120, 757966), (131, 694320), (132, 689060), (165, 551248), (176, 516795), (220, 413436), (240, 378983), (262, 347160), (263, 345840), (264, 344530), (330, 275624), (393, 231440), (440, 206718), (524, 173580), (526, 172920), (528, 172265), (655, 138864), (660, 137812), (786, 115720), (789, 115280), (880, 103359), (1048, 86790), (1052, 86460), (1310, 69432), (1315, 69168), (1320, 68906), (1441, 63120), (1572, 57860), (1578, 57640), (1965, 46288), (2096, 43395), (2104, 43230), (2620, 34716), (2630, 34584), (2640, 34453), (2882, 31560), (2893, 31440), (3144, 28930), (3156, 28820), (3930, 23144), (3945, 23056), (4208, 21615), (4323, 21040), (5240, 17358), (5260, 17292), (5764, 15780), (5786, 15720), (6288, 14465), (6312, 14410), (7205, 12624), (7860, 11572), (7890, 11528), (8646, 10520), (8679, 10480)]