20090160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 160

約数和(自身を含む): 70709760

約数和(自身を除く): 50619600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 108, 120, 131, 135, 142, 144, 180, 213, 216, 240, 262, 270, 284, 355, 360, 393, 426, 432, 524, 540, 568, 639, 655, 710, 720, 786, 852, 1048, 1065, 1080, 1136, 1179, 1278, 1310, 1420, 1572, 1704, 1917, 1965, 2096, 2130, 2160, 2358, 2556, 2620, 2840, 3144, 3195, 3408, 3537, 3834, 3930, 4260, 4716, 5112, 5240, 5680, 5895, 6288, 6390, 7074, 7668, 7860, 8520, 9301, 9432, 9585, 10224, 10480, 11790, 12780, 14148, 15336, 15720, 17040, 17685, 18602, 18864, 19170, 23580, 25560, 27903, 28296, 30672, 31440, 35370, 37204, 38340, 46505, 47160, 51120, 55806, 56592, 70740, 74408, 76680, 83709, 93010, 94320, 111612, 139515, 141480, 148816, 153360, 167418, 186020, 223224, 251127, 279030, 282960, 334836, 372040, 418545, 446448, 502254, 558060, 669672, 744080, 837090, 1004508, 1116120, 1255635, 1339344, 1674180, 2009016, 2232240, 2511270, 3348360, 4018032, 5022540, 6696720, 10045080, 20090160]

約数ペア:

[(1, 20090160), (2, 10045080), (3, 6696720), (4, 5022540), (5, 4018032), (6, 3348360), (8, 2511270), (9, 2232240), (10, 2009016), (12, 1674180), (15, 1339344), (16, 1255635), (18, 1116120), (20, 1004508), (24, 837090), (27, 744080), (30, 669672), (36, 558060), (40, 502254), (45, 446448), (48, 418545), (54, 372040), (60, 334836), (71, 282960), (72, 279030), (80, 251127), (90, 223224), (108, 186020), (120, 167418), (131, 153360), (135, 148816), (142, 141480), (144, 139515), (180, 111612), (213, 94320), (216, 93010), (240, 83709), (262, 76680), (270, 74408), (284, 70740), (355, 56592), (360, 55806), (393, 51120), (426, 47160), (432, 46505), (524, 38340), (540, 37204), (568, 35370), (639, 31440), (655, 30672), (710, 28296), (720, 27903), (786, 25560), (852, 23580), (1048, 19170), (1065, 18864), (1080, 18602), (1136, 17685), (1179, 17040), (1278, 15720), (1310, 15336), (1420, 14148), (1572, 12780), (1704, 11790), (1917, 10480), (1965, 10224), (2096, 9585), (2130, 9432), (2160, 9301), (2358, 8520), (2556, 7860), (2620, 7668), (2840, 7074), (3144, 6390), (3195, 6288), (3408, 5895), (3537, 5680), (3834, 5240), (3930, 5112), (4260, 4716)]