131625760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 367488576

約数和(自身を除く): 235862816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 103, 112, 140, 160, 163, 196, 206, 224, 245, 280, 326, 392, 412, 490, 515, 560, 652, 721, 784, 815, 824, 980, 1030, 1120, 1141, 1304, 1442, 1568, 1630, 1648, 1960, 2060, 2282, 2608, 2884, 3260, 3296, 3605, 3920, 4120, 4564, 5047, 5216, 5705, 5768, 6520, 7210, 7840, 7987, 8240, 9128, 10094, 11410, 11536, 13040, 14420, 15974, 16480, 16789, 18256, 20188, 22820, 23072, 25235, 26080, 28840, 31948, 33578, 36512, 39935, 40376, 45640, 50470, 57680, 63896, 67156, 79870, 80752, 83945, 91280, 100940, 115360, 117523, 127792, 134312, 159740, 161504, 167890, 182560, 201880, 235046, 255584, 268624, 319480, 335780, 403760, 470092, 537248, 587615, 638960, 671560, 807520, 822661, 940184, 1175230, 1277920, 1343120, 1645322, 1880368, 2350460, 2686240, 3290644, 3760736, 4113305, 4700920, 6581288, 8226610, 9401840, 13162576, 16453220, 18803680, 26325152, 32906440, 65812880, 131625760]

約数ペア:

[(1, 131625760), (2, 65812880), (4, 32906440), (5, 26325152), (7, 18803680), (8, 16453220), (10, 13162576), (14, 9401840), (16, 8226610), (20, 6581288), (28, 4700920), (32, 4113305), (35, 3760736), (40, 3290644), (49, 2686240), (56, 2350460), (70, 1880368), (80, 1645322), (98, 1343120), (103, 1277920), (112, 1175230), (140, 940184), (160, 822661), (163, 807520), (196, 671560), (206, 638960), (224, 587615), (245, 537248), (280, 470092), (326, 403760), (392, 335780), (412, 319480), (490, 268624), (515, 255584), (560, 235046), (652, 201880), (721, 182560), (784, 167890), (815, 161504), (824, 159740), (980, 134312), (1030, 127792), (1120, 117523), (1141, 115360), (1304, 100940), (1442, 91280), (1568, 83945), (1630, 80752), (1648, 79870), (1960, 67156), (2060, 63896), (2282, 57680), (2608, 50470), (2884, 45640), (3260, 40376), (3296, 39935), (3605, 36512), (3920, 33578), (4120, 31948), (4564, 28840), (5047, 26080), (5216, 25235), (5705, 23072), (5768, 22820), (6520, 20188), (7210, 18256), (7840, 16789), (7987, 16480), (8240, 15974), (9128, 14420), (10094, 13040), (11410, 11536)]