31510080

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{521}}^1$

素因数の和:554

約数の個数: 224

約数和(自身を含む): 127284480

約数和(自身を除く): 95774400

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, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 521, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1042, 1080, 1120, 1260, 1344, 1440, 1512, 1563, 1680, 1728, 1890, 2016, 2084, 2160, 2240, 2520, 2605, 2880, 3024, 3126, 3360, 3647, 3780, 4032, 4168, 4320, 4689, 5040, 5210, 6048, 6252, 6720, 7294, 7560, 7815, 8336, 8640, 9378, 10080, 10420, 10941, 12096, 12504, 14067, 14588, 15120, 15630, 16672, 18235, 18756, 20160, 20840, 21882, 23445, 25008, 28134, 29176, 30240, 31260, 32823, 33344, 36470, 37512, 41680, 43764, 46890, 50016, 54705, 56268, 58352, 60480, 62520, 65646, 70335, 72940, 75024, 83360, 87528, 93780, 98469, 100032, 109410, 112536, 116704, 125040, 131292, 140670, 145880, 150048, 164115, 166720, 175056, 187560, 196938, 218820, 225072, 233408, 250080, 262584, 281340, 291760, 300096, 328230, 350112, 375120, 393876, 437640, 450144, 492345, 500160, 525168, 562680, 583520, 656460, 700224, 750240, 787752, 875280, 900288, 984690, 1050336, 1125360, 1167040, 1312920, 1500480, 1575504, 1750560, 1969380, 2100672, 2250720, 2625840, 3151008, 3501120, 3938760, 4501440, 5251680, 6302016, 7877520, 10503360, 15755040, 31510080]

約数ペア:

[(1, 31510080), (2, 15755040), (3, 10503360), (4, 7877520), (5, 6302016), (6, 5251680), (7, 4501440), (8, 3938760), (9, 3501120), (10, 3151008), (12, 2625840), (14, 2250720), (15, 2100672), (16, 1969380), (18, 1750560), (20, 1575504), (21, 1500480), (24, 1312920), (27, 1167040), (28, 1125360), (30, 1050336), (32, 984690), (35, 900288), (36, 875280), (40, 787752), (42, 750240), (45, 700224), (48, 656460), (54, 583520), (56, 562680), (60, 525168), (63, 500160), (64, 492345), (70, 450144), (72, 437640), (80, 393876), (84, 375120), (90, 350112), (96, 328230), (105, 300096), (108, 291760), (112, 281340), (120, 262584), (126, 250080), (135, 233408), (140, 225072), (144, 218820), (160, 196938), (168, 187560), (180, 175056), (189, 166720), (192, 164115), (210, 150048), (216, 145880), (224, 140670), (240, 131292), (252, 125040), (270, 116704), (280, 112536), (288, 109410), (315, 100032), (320, 98469), (336, 93780), (360, 87528), (378, 83360), (420, 75024), (432, 72940), (448, 70335), (480, 65646), (504, 62520), (521, 60480), (540, 58352), (560, 56268), (576, 54705), (630, 50016), (672, 46890), (720, 43764), (756, 41680), (840, 37512), (864, 36470), (945, 33344), (960, 32823), (1008, 31260), (1042, 30240), (1080, 29176), (1120, 28134), (1260, 25008), (1344, 23445), (1440, 21882), (1512, 20840), (1563, 20160), (1680, 18756), (1728, 18235), (1890, 16672), (2016, 15630), (2084, 15120), (2160, 14588), (2240, 14067), (2520, 12504), (2605, 12096), (2880, 10941), (3024, 10420), (3126, 10080), (3360, 9378), (3647, 8640), (3780, 8336), (4032, 7815), (4168, 7560), (4320, 7294), (4689, 6720), (5040, 6252), (5210, 6048)]