199808960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1190

約数の個数: 112

約数和(自身を含む): 524780256

約数和(自身を除く): 324971296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 320, 344, 416, 430, 520, 559, 688, 832, 860, 1040, 1117, 1118, 1376, 1720, 2080, 2234, 2236, 2752, 2795, 3440, 4160, 4468, 4472, 5585, 5590, 6880, 8936, 8944, 11170, 11180, 13760, 14521, 17872, 17888, 22340, 22360, 29042, 35744, 35776, 44680, 44720, 48031, 58084, 71488, 72605, 89360, 89440, 96062, 116168, 145210, 178720, 178880, 192124, 232336, 240155, 290420, 357440, 384248, 464672, 480310, 580840, 624403, 768496, 929344, 960620, 1161680, 1248806, 1536992, 1921240, 2323360, 2497612, 3073984, 3122015, 3842480, 4646720, 4995224, 6244030, 7684960, 9990448, 12488060, 15369920, 19980896, 24976120, 39961792, 49952240, 99904480, 199808960]

約数ペア:

[(1, 199808960), (2, 99904480), (4, 49952240), (5, 39961792), (8, 24976120), (10, 19980896), (13, 15369920), (16, 12488060), (20, 9990448), (26, 7684960), (32, 6244030), (40, 4995224), (43, 4646720), (52, 3842480), (64, 3122015), (65, 3073984), (80, 2497612), (86, 2323360), (104, 1921240), (130, 1536992), (160, 1248806), (172, 1161680), (208, 960620), (215, 929344), (260, 768496), (320, 624403), (344, 580840), (416, 480310), (430, 464672), (520, 384248), (559, 357440), (688, 290420), (832, 240155), (860, 232336), (1040, 192124), (1117, 178880), (1118, 178720), (1376, 145210), (1720, 116168), (2080, 96062), (2234, 89440), (2236, 89360), (2752, 72605), (2795, 71488), (3440, 58084), (4160, 48031), (4468, 44720), (4472, 44680), (5585, 35776), (5590, 35744), (6880, 29042), (8936, 22360), (8944, 22340), (11170, 17888), (11180, 17872), (13760, 14521)]