3961440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 15966720

約数和(自身を除く): 12005280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 131, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 262, 270, 280, 288, 315, 336, 360, 378, 393, 420, 432, 480, 504, 524, 540, 560, 630, 655, 672, 720, 756, 786, 840, 864, 917, 945, 1008, 1048, 1080, 1120, 1179, 1260, 1310, 1440, 1512, 1572, 1680, 1834, 1890, 1965, 2016, 2096, 2160, 2358, 2520, 2620, 2751, 3024, 3144, 3360, 3537, 3668, 3780, 3930, 4192, 4320, 4585, 4716, 5040, 5240, 5502, 5895, 6048, 6288, 7074, 7336, 7560, 7860, 8253, 9170, 9432, 10080, 10480, 11004, 11790, 12576, 13755, 14148, 14672, 15120, 15720, 16506, 17685, 18340, 18864, 20960, 22008, 23580, 24759, 27510, 28296, 29344, 30240, 31440, 33012, 35370, 36680, 37728, 41265, 44016, 47160, 49518, 55020, 56592, 62880, 66024, 70740, 73360, 82530, 88032, 94320, 99036, 110040, 113184, 123795, 132048, 141480, 146720, 165060, 188640, 198072, 220080, 247590, 264096, 282960, 330120, 396144, 440160, 495180, 565920, 660240, 792288, 990360, 1320480, 1980720, 3961440]

約数ペア:

[(1, 3961440), (2, 1980720), (3, 1320480), (4, 990360), (5, 792288), (6, 660240), (7, 565920), (8, 495180), (9, 440160), (10, 396144), (12, 330120), (14, 282960), (15, 264096), (16, 247590), (18, 220080), (20, 198072), (21, 188640), (24, 165060), (27, 146720), (28, 141480), (30, 132048), (32, 123795), (35, 113184), (36, 110040), (40, 99036), (42, 94320), (45, 88032), (48, 82530), (54, 73360), (56, 70740), (60, 66024), (63, 62880), (70, 56592), (72, 55020), (80, 49518), (84, 47160), (90, 44016), (96, 41265), (105, 37728), (108, 36680), (112, 35370), (120, 33012), (126, 31440), (131, 30240), (135, 29344), (140, 28296), (144, 27510), (160, 24759), (168, 23580), (180, 22008), (189, 20960), (210, 18864), (216, 18340), (224, 17685), (240, 16506), (252, 15720), (262, 15120), (270, 14672), (280, 14148), (288, 13755), (315, 12576), (336, 11790), (360, 11004), (378, 10480), (393, 10080), (420, 9432), (432, 9170), (480, 8253), (504, 7860), (524, 7560), (540, 7336), (560, 7074), (630, 6288), (655, 6048), (672, 5895), (720, 5502), (756, 5240), (786, 5040), (840, 4716), (864, 4585), (917, 4320), (945, 4192), (1008, 3930), (1048, 3780), (1080, 3668), (1120, 3537), (1179, 3360), (1260, 3144), (1310, 3024), (1440, 2751), (1512, 2620), (1572, 2520), (1680, 2358), (1834, 2160), (1890, 2096), (1965, 2016)]