642665520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4397}}^1$

素因数の和:4452

約数の個数: 240

約数和(自身を含む): 2552247360

約数和(自身を除く): 1909581840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 168, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 315, 336, 348, 360, 406, 420, 435, 464, 504, 522, 560, 580, 609, 630, 696, 720, 812, 840, 870, 1008, 1015, 1044, 1160, 1218, 1260, 1305, 1392, 1624, 1680, 1740, 1827, 2030, 2088, 2320, 2436, 2520, 2610, 3045, 3248, 3480, 3654, 4060, 4176, 4397, 4872, 5040, 5220, 6090, 6960, 7308, 8120, 8794, 9135, 9744, 10440, 12180, 13191, 14616, 16240, 17588, 18270, 20880, 21985, 24360, 26382, 29232, 30779, 35176, 36540, 39573, 43970, 48720, 52764, 61558, 65955, 70352, 73080, 79146, 87940, 92337, 105528, 123116, 127513, 131910, 146160, 153895, 158292, 175880, 184674, 197865, 211056, 246232, 255026, 263820, 277011, 307790, 316584, 351760, 369348, 382539, 395730, 461685, 492464, 510052, 527640, 554022, 615580, 633168, 637565, 738696, 765078, 791460, 892591, 923370, 1020104, 1055280, 1108044, 1147617, 1231160, 1275130, 1385055, 1477392, 1530156, 1582920, 1785182, 1846740, 1912695, 2040208, 2216088, 2295234, 2462320, 2550260, 2677773, 2770110, 3060312, 3165840, 3570364, 3693480, 3825390, 4432176, 4462955, 4590468, 5100520, 5355546, 5540220, 5738085, 6120624, 7140728, 7386960, 7650780, 8033319, 8925910, 9180936, 10201040, 10711092, 11080440, 11476170, 13388865, 14281456, 15301560, 16066638, 17851820, 18361872, 21422184, 22160880, 22952340, 26777730, 30603120, 32133276, 35703640, 40166595, 42844368, 45904680, 53555460, 64266552, 71407280, 80333190, 91809360, 107110920, 128533104, 160666380, 214221840, 321332760, 642665520]

約数ペア:

[(1, 642665520), (2, 321332760), (3, 214221840), (4, 160666380), (5, 128533104), (6, 107110920), (7, 91809360), (8, 80333190), (9, 71407280), (10, 64266552), (12, 53555460), (14, 45904680), (15, 42844368), (16, 40166595), (18, 35703640), (20, 32133276), (21, 30603120), (24, 26777730), (28, 22952340), (29, 22160880), (30, 21422184), (35, 18361872), (36, 17851820), (40, 16066638), (42, 15301560), (45, 14281456), (48, 13388865), (56, 11476170), (58, 11080440), (60, 10711092), (63, 10201040), (70, 9180936), (72, 8925910), (80, 8033319), (84, 7650780), (87, 7386960), (90, 7140728), (105, 6120624), (112, 5738085), (116, 5540220), (120, 5355546), (126, 5100520), (140, 4590468), (144, 4462955), (145, 4432176), (168, 3825390), (174, 3693480), (180, 3570364), (203, 3165840), (210, 3060312), (232, 2770110), (240, 2677773), (252, 2550260), (261, 2462320), (280, 2295234), (290, 2216088), (315, 2040208), (336, 1912695), (348, 1846740), (360, 1785182), (406, 1582920), (420, 1530156), (435, 1477392), (464, 1385055), (504, 1275130), (522, 1231160), (560, 1147617), (580, 1108044), (609, 1055280), (630, 1020104), (696, 923370), (720, 892591), (812, 791460), (840, 765078), (870, 738696), (1008, 637565), (1015, 633168), (1044, 615580), (1160, 554022), (1218, 527640), (1260, 510052), (1305, 492464), (1392, 461685), (1624, 395730), (1680, 382539), (1740, 369348), (1827, 351760), (2030, 316584), (2088, 307790), (2320, 277011), (2436, 263820), (2520, 255026), (2610, 246232), (3045, 211056), (3248, 197865), (3480, 184674), (3654, 175880), (4060, 158292), (4176, 153895), (4397, 146160), (4872, 131910), (5040, 127513), (5220, 123116), (6090, 105528), (6960, 92337), (7308, 87940), (8120, 79146), (8794, 73080), (9135, 70352), (9744, 65955), (10440, 61558), (12180, 52764), (13191, 48720), (14616, 43970), (16240, 39573), (17588, 36540), (18270, 35176), (20880, 30779), (21985, 29232), (24360, 26382)]