161399040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3821}}^1$

素因数の和:3856

約数の個数: 144

約数和(自身を含む): 562476096

約数和(自身を除く): 401077056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1760, 1920, 2112, 2640, 2816, 3520, 3821, 3840, 4224, 5280, 7040, 7642, 8448, 10560, 11463, 14080, 15284, 19105, 21120, 22926, 30568, 38210, 42031, 42240, 45852, 57315, 61136, 76420, 84062, 91704, 114630, 122272, 126093, 152840, 168124, 183408, 210155, 229260, 244544, 252186, 305680, 336248, 366816, 420310, 458520, 489088, 504372, 611360, 630465, 672496, 733632, 840620, 917040, 978176, 1008744, 1222720, 1260930, 1344992, 1467264, 1681240, 1834080, 2017488, 2445440, 2521860, 2689984, 2934528, 3362480, 3668160, 4034976, 4890880, 5043720, 5379968, 6724960, 7336320, 8069952, 10087440, 10759936, 13449920, 14672640, 16139904, 20174880, 26899840, 32279808, 40349760, 53799680, 80699520, 161399040]

約数ペア:

[(1, 161399040), (2, 80699520), (3, 53799680), (4, 40349760), (5, 32279808), (6, 26899840), (8, 20174880), (10, 16139904), (11, 14672640), (12, 13449920), (15, 10759936), (16, 10087440), (20, 8069952), (22, 7336320), (24, 6724960), (30, 5379968), (32, 5043720), (33, 4890880), (40, 4034976), (44, 3668160), (48, 3362480), (55, 2934528), (60, 2689984), (64, 2521860), (66, 2445440), (80, 2017488), (88, 1834080), (96, 1681240), (110, 1467264), (120, 1344992), (128, 1260930), (132, 1222720), (160, 1008744), (165, 978176), (176, 917040), (192, 840620), (220, 733632), (240, 672496), (256, 630465), (264, 611360), (320, 504372), (330, 489088), (352, 458520), (384, 420310), (440, 366816), (480, 336248), (528, 305680), (640, 252186), (660, 244544), (704, 229260), (768, 210155), (880, 183408), (960, 168124), (1056, 152840), (1280, 126093), (1320, 122272), (1408, 114630), (1760, 91704), (1920, 84062), (2112, 76420), (2640, 61136), (2816, 57315), (3520, 45852), (3821, 42240), (3840, 42031), (4224, 38210), (5280, 30568), (7040, 22926), (7642, 21120), (8448, 19105), (10560, 15284), (11463, 14080)]