2420798520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67021}}^1$

素因数の和:67085

約数の個数: 128

約数和(自身を含む): 8493027840

約数和(自身を除く): 6072229320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3612, 4515, 5160, 6020, 7224, 9030, 12040, 18060, 36120, 67021, 134042, 201063, 268084, 335105, 402126, 469147, 536168, 670210, 804252, 938294, 1005315, 1340420, 1407441, 1608504, 1876588, 2010630, 2345735, 2680840, 2814882, 2881903, 3753176, 4021260, 4691470, 5629764, 5763806, 7037205, 8042520, 8645709, 9382940, 11259528, 11527612, 14074410, 14409515, 17291418, 18765880, 20173321, 23055224, 28148820, 28819030, 34582836, 40346642, 43228545, 56297640, 57638060, 60519963, 69165672, 80693284, 86457090, 100866605, 115276120, 121039926, 161386568, 172914180, 201733210, 242079852, 302599815, 345828360, 403466420, 484159704, 605199630, 806932840, 1210399260, 2420798520]

約数ペア:

[(1, 2420798520), (2, 1210399260), (3, 806932840), (4, 605199630), (5, 484159704), (6, 403466420), (7, 345828360), (8, 302599815), (10, 242079852), (12, 201733210), (14, 172914180), (15, 161386568), (20, 121039926), (21, 115276120), (24, 100866605), (28, 86457090), (30, 80693284), (35, 69165672), (40, 60519963), (42, 57638060), (43, 56297640), (56, 43228545), (60, 40346642), (70, 34582836), (84, 28819030), (86, 28148820), (105, 23055224), (120, 20173321), (129, 18765880), (140, 17291418), (168, 14409515), (172, 14074410), (210, 11527612), (215, 11259528), (258, 9382940), (280, 8645709), (301, 8042520), (344, 7037205), (420, 5763806), (430, 5629764), (516, 4691470), (602, 4021260), (645, 3753176), (840, 2881903), (860, 2814882), (903, 2680840), (1032, 2345735), (1204, 2010630), (1290, 1876588), (1505, 1608504), (1720, 1407441), (1806, 1340420), (2408, 1005315), (2580, 938294), (3010, 804252), (3612, 670210), (4515, 536168), (5160, 469147), (6020, 402126), (7224, 335105), (9030, 268084), (12040, 201063), (18060, 134042), (36120, 67021)]