401099520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1559}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 1300965120

約数和(自身を除く): 899865600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 320, 335, 384, 402, 480, 536, 640, 670, 768, 804, 960, 1005, 1072, 1280, 1340, 1559, 1608, 1920, 2010, 2144, 2680, 3118, 3216, 3840, 4020, 4288, 4677, 5360, 6236, 6432, 7795, 8040, 8576, 9354, 10720, 12472, 12864, 15590, 16080, 17152, 18708, 21440, 23385, 24944, 25728, 31180, 32160, 37416, 42880, 46770, 49888, 51456, 62360, 64320, 74832, 85760, 93540, 99776, 104453, 124720, 128640, 149664, 187080, 199552, 208906, 249440, 257280, 299328, 313359, 374160, 399104, 417812, 498880, 522265, 598656, 626718, 748320, 835624, 997760, 1044530, 1197312, 1253436, 1496640, 1566795, 1671248, 1995520, 2089060, 2506872, 2993280, 3133590, 3342496, 4178120, 5013744, 5986560, 6267180, 6684992, 8356240, 10027488, 12534360, 13369984, 16712480, 20054976, 25068720, 26739968, 33424960, 40109952, 50137440, 66849920, 80219904, 100274880, 133699840, 200549760, 401099520]

約数ペア:

[(1, 401099520), (2, 200549760), (3, 133699840), (4, 100274880), (5, 80219904), (6, 66849920), (8, 50137440), (10, 40109952), (12, 33424960), (15, 26739968), (16, 25068720), (20, 20054976), (24, 16712480), (30, 13369984), (32, 12534360), (40, 10027488), (48, 8356240), (60, 6684992), (64, 6267180), (67, 5986560), (80, 5013744), (96, 4178120), (120, 3342496), (128, 3133590), (134, 2993280), (160, 2506872), (192, 2089060), (201, 1995520), (240, 1671248), (256, 1566795), (268, 1496640), (320, 1253436), (335, 1197312), (384, 1044530), (402, 997760), (480, 835624), (536, 748320), (640, 626718), (670, 598656), (768, 522265), (804, 498880), (960, 417812), (1005, 399104), (1072, 374160), (1280, 313359), (1340, 299328), (1559, 257280), (1608, 249440), (1920, 208906), (2010, 199552), (2144, 187080), (2680, 149664), (3118, 128640), (3216, 124720), (3840, 104453), (4020, 99776), (4288, 93540), (4677, 85760), (5360, 74832), (6236, 64320), (6432, 62360), (7795, 51456), (8040, 49888), (8576, 46770), (9354, 42880), (10720, 37416), (12472, 32160), (12864, 31180), (15590, 25728), (16080, 24944), (17152, 23385), (18708, 21440)]