161435120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:463

約数の個数: 160

約数和(自身を含む): 475683840

約数和(自身を除く): 314248720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 80, 88, 110, 112, 140, 146, 154, 176, 220, 280, 292, 308, 359, 365, 385, 440, 511, 560, 584, 616, 718, 730, 770, 803, 880, 1022, 1168, 1232, 1436, 1460, 1540, 1606, 1795, 2044, 2513, 2555, 2872, 2920, 3080, 3212, 3590, 3949, 4015, 4088, 5026, 5110, 5621, 5744, 5840, 6160, 6424, 7180, 7898, 8030, 8176, 10052, 10220, 11242, 12565, 12848, 14360, 15796, 16060, 19745, 20104, 20440, 22484, 25130, 26207, 27643, 28105, 28720, 31592, 32120, 39490, 40208, 40880, 44968, 50260, 52414, 55286, 56210, 63184, 64240, 78980, 89936, 100520, 104828, 110572, 112420, 131035, 138215, 157960, 183449, 201040, 209656, 221144, 224840, 262070, 276430, 288277, 315920, 366898, 419312, 442288, 449680, 524140, 552860, 576554, 733796, 917245, 1048280, 1105720, 1153108, 1441385, 1467592, 1834490, 2017939, 2096560, 2211440, 2306216, 2882770, 2935184, 3668980, 4035878, 4612432, 5765540, 7337960, 8071756, 10089695, 11531080, 14675920, 16143512, 20179390, 23062160, 32287024, 40358780, 80717560, 161435120]

約数ペア:

[(1, 161435120), (2, 80717560), (4, 40358780), (5, 32287024), (7, 23062160), (8, 20179390), (10, 16143512), (11, 14675920), (14, 11531080), (16, 10089695), (20, 8071756), (22, 7337960), (28, 5765540), (35, 4612432), (40, 4035878), (44, 3668980), (55, 2935184), (56, 2882770), (70, 2306216), (73, 2211440), (77, 2096560), (80, 2017939), (88, 1834490), (110, 1467592), (112, 1441385), (140, 1153108), (146, 1105720), (154, 1048280), (176, 917245), (220, 733796), (280, 576554), (292, 552860), (308, 524140), (359, 449680), (365, 442288), (385, 419312), (440, 366898), (511, 315920), (560, 288277), (584, 276430), (616, 262070), (718, 224840), (730, 221144), (770, 209656), (803, 201040), (880, 183449), (1022, 157960), (1168, 138215), (1232, 131035), (1436, 112420), (1460, 110572), (1540, 104828), (1606, 100520), (1795, 89936), (2044, 78980), (2513, 64240), (2555, 63184), (2872, 56210), (2920, 55286), (3080, 52414), (3212, 50260), (3590, 44968), (3949, 40880), (4015, 40208), (4088, 39490), (5026, 32120), (5110, 31592), (5621, 28720), (5744, 28105), (5840, 27643), (6160, 26207), (6424, 25130), (7180, 22484), (7898, 20440), (8030, 20104), (8176, 19745), (10052, 16060), (10220, 15796), (11242, 14360), (12565, 12848)]