2990209920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12263}}^1$

素因数の和:12412

約数の個数: 128

約数和(自身を含む): 9607127040

約数和(自身を除く): 6616917120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1270, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 8128, 10160, 12192, 12263, 15240, 16256, 20320, 24384, 24526, 30480, 36789, 40640, 48768, 49052, 60960, 61315, 73578, 81280, 98104, 121920, 122630, 147156, 183945, 196208, 243840, 245260, 294312, 367890, 392416, 490520, 588624, 735780, 784832, 981040, 1177248, 1471560, 1557401, 1569664, 1962080, 2354496, 2943120, 3114802, 3924160, 4672203, 4708992, 5886240, 6229604, 7787005, 7848320, 9344406, 11772480, 12459208, 15574010, 18688812, 23361015, 23544960, 24918416, 31148020, 37377624, 46722030, 49836832, 62296040, 74755248, 93444060, 99673664, 124592080, 149510496, 186888120, 199347328, 249184160, 299020992, 373776240, 498368320, 598041984, 747552480, 996736640, 1495104960, 2990209920]

約数ペア:

[(1, 2990209920), (2, 1495104960), (3, 996736640), (4, 747552480), (5, 598041984), (6, 498368320), (8, 373776240), (10, 299020992), (12, 249184160), (15, 199347328), (16, 186888120), (20, 149510496), (24, 124592080), (30, 99673664), (32, 93444060), (40, 74755248), (48, 62296040), (60, 49836832), (64, 46722030), (80, 37377624), (96, 31148020), (120, 24918416), (127, 23544960), (128, 23361015), (160, 18688812), (192, 15574010), (240, 12459208), (254, 11772480), (320, 9344406), (381, 7848320), (384, 7787005), (480, 6229604), (508, 5886240), (635, 4708992), (640, 4672203), (762, 3924160), (960, 3114802), (1016, 2943120), (1270, 2354496), (1524, 1962080), (1905, 1569664), (1920, 1557401), (2032, 1471560), (2540, 1177248), (3048, 981040), (3810, 784832), (4064, 735780), (5080, 588624), (6096, 490520), (7620, 392416), (8128, 367890), (10160, 294312), (12192, 245260), (12263, 243840), (15240, 196208), (16256, 183945), (20320, 147156), (24384, 122630), (24526, 121920), (30480, 98104), (36789, 81280), (40640, 73578), (48768, 61315), (49052, 60960)]