81010800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:617

約数の個数: 240

約数和(自身を含む): 311056480

約数和(自身を除く): 230045680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 300, 312, 325, 351, 360, 390, 400, 432, 450, 468, 520, 540, 577, 585, 600, 624, 650, 675, 702, 720, 780, 900, 936, 975, 1040, 1080, 1154, 1170, 1200, 1300, 1350, 1404, 1560, 1731, 1755, 1800, 1872, 1950, 2160, 2308, 2340, 2600, 2700, 2808, 2885, 2925, 3120, 3462, 3510, 3600, 3900, 4616, 4680, 5193, 5200, 5400, 5616, 5770, 5850, 6924, 7020, 7501, 7800, 8655, 8775, 9232, 9360, 10386, 10800, 11540, 11700, 13848, 14040, 14425, 15002, 15579, 15600, 17310, 17550, 20772, 22503, 23080, 23400, 25965, 27696, 28080, 28850, 30004, 31158, 34620, 35100, 37505, 41544, 43275, 45006, 46160, 46800, 51930, 57700, 60008, 62316, 67509, 69240, 70200, 75010, 77895, 83088, 86550, 90012, 103860, 112515, 115400, 120016, 124632, 129825, 135018, 138480, 140400, 150020, 155790, 173100, 180024, 187525, 202527, 207720, 225030, 230800, 249264, 259650, 270036, 300040, 311580, 337545, 346200, 360048, 375050, 389475, 405054, 415440, 450060, 519300, 540072, 562575, 600080, 623160, 675090, 692400, 750100, 778950, 810108, 900120, 1012635, 1038600, 1080144, 1125150, 1246320, 1350180, 1500200, 1557900, 1620216, 1687725, 1800240, 2025270, 2077200, 2250300, 2700360, 3000400, 3115800, 3240432, 3375450, 4050540, 4500600, 5063175, 5400720, 6231600, 6750900, 8101080, 9001200, 10126350, 13501800, 16202160, 20252700, 27003600, 40505400, 81010800]

約数ペア:

[(1, 81010800), (2, 40505400), (3, 27003600), (4, 20252700), (5, 16202160), (6, 13501800), (8, 10126350), (9, 9001200), (10, 8101080), (12, 6750900), (13, 6231600), (15, 5400720), (16, 5063175), (18, 4500600), (20, 4050540), (24, 3375450), (25, 3240432), (26, 3115800), (27, 3000400), (30, 2700360), (36, 2250300), (39, 2077200), (40, 2025270), (45, 1800240), (48, 1687725), (50, 1620216), (52, 1557900), (54, 1500200), (60, 1350180), (65, 1246320), (72, 1125150), (75, 1080144), (78, 1038600), (80, 1012635), (90, 900120), (100, 810108), (104, 778950), (108, 750100), (117, 692400), (120, 675090), (130, 623160), (135, 600080), (144, 562575), (150, 540072), (156, 519300), (180, 450060), (195, 415440), (200, 405054), (208, 389475), (216, 375050), (225, 360048), (234, 346200), (240, 337545), (260, 311580), (270, 300040), (300, 270036), (312, 259650), (325, 249264), (351, 230800), (360, 225030), (390, 207720), (400, 202527), (432, 187525), (450, 180024), (468, 173100), (520, 155790), (540, 150020), (577, 140400), (585, 138480), (600, 135018), (624, 129825), (650, 124632), (675, 120016), (702, 115400), (720, 112515), (780, 103860), (900, 90012), (936, 86550), (975, 83088), (1040, 77895), (1080, 75010), (1154, 70200), (1170, 69240), (1200, 67509), (1300, 62316), (1350, 60008), (1404, 57700), (1560, 51930), (1731, 46800), (1755, 46160), (1800, 45006), (1872, 43275), (1950, 41544), (2160, 37505), (2308, 35100), (2340, 34620), (2600, 31158), (2700, 30004), (2808, 28850), (2885, 28080), (2925, 27696), (3120, 25965), (3462, 23400), (3510, 23080), (3600, 22503), (3900, 20772), (4616, 17550), (4680, 17310), (5193, 15600), (5200, 15579), (5400, 15002), (5616, 14425), (5770, 14040), (5850, 13848), (6924, 11700), (7020, 11540), (7501, 10800), (7800, 10386), (8655, 9360), (8775, 9232)]