289009920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1031}}^1$

素因数の和:1128

約数の個数: 144

約数和(自身を含む): 936577152

約数和(自身を除く): 647567232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 256, 292, 320, 365, 384, 438, 480, 584, 640, 730, 768, 876, 960, 1031, 1095, 1168, 1280, 1460, 1752, 1920, 2062, 2190, 2336, 2920, 3093, 3504, 3840, 4124, 4380, 4672, 5155, 5840, 6186, 7008, 8248, 8760, 9344, 10310, 11680, 12372, 14016, 15465, 16496, 17520, 18688, 20620, 23360, 24744, 28032, 30930, 32992, 35040, 41240, 46720, 49488, 56064, 61860, 65984, 70080, 75263, 82480, 93440, 98976, 123720, 131968, 140160, 150526, 164960, 197952, 225789, 247440, 263936, 280320, 301052, 329920, 376315, 395904, 451578, 494880, 602104, 659840, 752630, 791808, 903156, 989760, 1128945, 1204208, 1319680, 1505260, 1806312, 1979520, 2257890, 2408416, 3010520, 3612624, 3959040, 4515780, 4816832, 6021040, 7225248, 9031560, 9633664, 12042080, 14450496, 18063120, 19267328, 24084160, 28900992, 36126240, 48168320, 57801984, 72252480, 96336640, 144504960, 289009920]

約数ペア:

[(1, 289009920), (2, 144504960), (3, 96336640), (4, 72252480), (5, 57801984), (6, 48168320), (8, 36126240), (10, 28900992), (12, 24084160), (15, 19267328), (16, 18063120), (20, 14450496), (24, 12042080), (30, 9633664), (32, 9031560), (40, 7225248), (48, 6021040), (60, 4816832), (64, 4515780), (73, 3959040), (80, 3612624), (96, 3010520), (120, 2408416), (128, 2257890), (146, 1979520), (160, 1806312), (192, 1505260), (219, 1319680), (240, 1204208), (256, 1128945), (292, 989760), (320, 903156), (365, 791808), (384, 752630), (438, 659840), (480, 602104), (584, 494880), (640, 451578), (730, 395904), (768, 376315), (876, 329920), (960, 301052), (1031, 280320), (1095, 263936), (1168, 247440), (1280, 225789), (1460, 197952), (1752, 164960), (1920, 150526), (2062, 140160), (2190, 131968), (2336, 123720), (2920, 98976), (3093, 93440), (3504, 82480), (3840, 75263), (4124, 70080), (4380, 65984), (4672, 61860), (5155, 56064), (5840, 49488), (6186, 46720), (7008, 41240), (8248, 35040), (8760, 32992), (9344, 30930), (10310, 28032), (11680, 24744), (12372, 23360), (14016, 20620), (15465, 18688), (16496, 17520)]