20197551120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{733}}^1$

素因数の和:922

約数の個数: 320

約数和(自身を含む): 67235339520

約数和(自身を除く): 47037788400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 37, 40, 48, 58, 60, 74, 80, 87, 107, 111, 116, 120, 145, 148, 174, 185, 214, 222, 232, 240, 290, 296, 321, 348, 370, 428, 435, 444, 464, 535, 555, 580, 592, 642, 696, 733, 740, 856, 870, 888, 1070, 1073, 1110, 1160, 1284, 1392, 1466, 1480, 1605, 1712, 1740, 1776, 2140, 2146, 2199, 2220, 2320, 2568, 2932, 2960, 3103, 3210, 3219, 3480, 3665, 3959, 4280, 4292, 4398, 4440, 5136, 5365, 5864, 6206, 6420, 6438, 6960, 7330, 7918, 8560, 8584, 8796, 8880, 9309, 10730, 10995, 11728, 11877, 12412, 12840, 12876, 14660, 15515, 15836, 16095, 17168, 17592, 18618, 19795, 21257, 21460, 21990, 23754, 24824, 25680, 25752, 27121, 29320, 31030, 31672, 32190, 35184, 37236, 39590, 42514, 42920, 43980, 46545, 47508, 49648, 51504, 54242, 58640, 59385, 62060, 63344, 63771, 64380, 74472, 78431, 79180, 81363, 85028, 85840, 87960, 93090, 95016, 106285, 108484, 114811, 118770, 124120, 127542, 128760, 135605, 148944, 156862, 158360, 162726, 170056, 175920, 186180, 190032, 212570, 216968, 229622, 235293, 237540, 248240, 255084, 257520, 271210, 313724, 316720, 318855, 325452, 340112, 344433, 372360, 392155, 406815, 425140, 433936, 459244, 470586, 475080, 510168, 542420, 574055, 627448, 637710, 650904, 688866, 744720, 784310, 786509, 813630, 850280, 918488, 941172, 950160, 1020336, 1084840, 1148110, 1176465, 1254896, 1275420, 1301808, 1377732, 1568620, 1573018, 1627260, 1700560, 1722165, 1836976, 1882344, 2169680, 2274499, 2296220, 2352930, 2359527, 2550840, 2755464, 2901947, 3137240, 3146036, 3254520, 3444330, 3764688, 3932545, 4548998, 4592440, 4705860, 4719054, 5101680, 5510928, 5803894, 6274480, 6292072, 6509040, 6823497, 6888660, 7865090, 8705841, 9097996, 9184880, 9411720, 9438108, 11372495, 11607788, 11797635, 12584144, 13646994, 13777320, 14509735, 15730180, 17411682, 18195992, 18823440, 18876216, 22744990, 23215576, 23595270, 27293988, 27554640, 29019470, 31460360, 34117485, 34823364, 36391984, 37752432, 43529205, 45489980, 46431152, 47190540, 54587976, 58038940, 62920720, 68234970, 69646728, 84156463, 87058410, 90979960, 94381080, 109175952, 116077880, 136469940, 139293456, 168312926, 174116820, 181959920, 188762160, 232155760, 252469389, 272939880, 336625852, 348233640, 420782315, 504938778, 545879760, 673251704, 696467280, 841564630, 1009877556, 1262346945, 1346503408, 1683129260, 2019755112, 2524693890, 3366258520, 4039510224, 5049387780, 6732517040, 10098775560, 20197551120]

約数ペア:

[(1, 20197551120), (2, 10098775560), (3, 6732517040), (4, 5049387780), (5, 4039510224), (6, 3366258520), (8, 2524693890), (10, 2019755112), (12, 1683129260), (15, 1346503408), (16, 1262346945), (20, 1009877556), (24, 841564630), (29, 696467280), (30, 673251704), (37, 545879760), (40, 504938778), (48, 420782315), (58, 348233640), (60, 336625852), (74, 272939880), (80, 252469389), (87, 232155760), (107, 188762160), (111, 181959920), (116, 174116820), (120, 168312926), (145, 139293456), (148, 136469940), (174, 116077880), (185, 109175952), (214, 94381080), (222, 90979960), (232, 87058410), (240, 84156463), (290, 69646728), (296, 68234970), (321, 62920720), (348, 58038940), (370, 54587976), (428, 47190540), (435, 46431152), (444, 45489980), (464, 43529205), (535, 37752432), (555, 36391984), (580, 34823364), (592, 34117485), (642, 31460360), (696, 29019470), (733, 27554640), (740, 27293988), (856, 23595270), (870, 23215576), (888, 22744990), (1070, 18876216), (1073, 18823440), (1110, 18195992), (1160, 17411682), (1284, 15730180), (1392, 14509735), (1466, 13777320), (1480, 13646994), (1605, 12584144), (1712, 11797635), (1740, 11607788), (1776, 11372495), (2140, 9438108), (2146, 9411720), (2199, 9184880), (2220, 9097996), (2320, 8705841), (2568, 7865090), (2932, 6888660), (2960, 6823497), (3103, 6509040), (3210, 6292072), (3219, 6274480), (3480, 5803894), (3665, 5510928), (3959, 5101680), (4280, 4719054), (4292, 4705860), (4398, 4592440), (4440, 4548998), (5136, 3932545), (5365, 3764688), (5864, 3444330), (6206, 3254520), (6420, 3146036), (6438, 3137240), (6960, 2901947), (7330, 2755464), (7918, 2550840), (8560, 2359527), (8584, 2352930), (8796, 2296220), (8880, 2274499), (9309, 2169680), (10730, 1882344), (10995, 1836976), (11728, 1722165), (11877, 1700560), (12412, 1627260), (12840, 1573018), (12876, 1568620), (14660, 1377732), (15515, 1301808), (15836, 1275420), (16095, 1254896), (17168, 1176465), (17592, 1148110), (18618, 1084840), (19795, 1020336), (21257, 950160), (21460, 941172), (21990, 918488), (23754, 850280), (24824, 813630), (25680, 786509), (25752, 784310), (27121, 744720), (29320, 688866), (31030, 650904), (31672, 637710), (32190, 627448), (35184, 574055), (37236, 542420), (39590, 510168), (42514, 475080), (42920, 470586), (43980, 459244), (46545, 433936), (47508, 425140), (49648, 406815), (51504, 392155), (54242, 372360), (58640, 344433), (59385, 340112), (62060, 325452), (63344, 318855), (63771, 316720), (64380, 313724), (74472, 271210), (78431, 257520), (79180, 255084), (81363, 248240), (85028, 237540), (85840, 235293), (87960, 229622), (93090, 216968), (95016, 212570), (106285, 190032), (108484, 186180), (114811, 175920), (118770, 170056), (124120, 162726), (127542, 158360), (128760, 156862), (135605, 148944)]