31796280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:578

約数の個数: 128

約数和(自身を含む): 108000000

約数和(自身を除く): 76203720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 354, 360, 472, 499, 531, 540, 590, 708, 885, 998, 1062, 1080, 1180, 1416, 1497, 1593, 1770, 1996, 2124, 2360, 2495, 2655, 2994, 3186, 3540, 3992, 4248, 4491, 4990, 5310, 5988, 6372, 7080, 7485, 7965, 8982, 9980, 10620, 11976, 12744, 13473, 14970, 15930, 17964, 19960, 21240, 22455, 26946, 29441, 29940, 31860, 35928, 44910, 53892, 58882, 59880, 63720, 67365, 88323, 89820, 107784, 117764, 134730, 147205, 176646, 179640, 235528, 264969, 269460, 294410, 353292, 441615, 529938, 538920, 588820, 706584, 794907, 883230, 1059876, 1177640, 1324845, 1589814, 1766460, 2119752, 2649690, 3179628, 3532920, 3974535, 5299380, 6359256, 7949070, 10598760, 15898140, 31796280]

約数ペア:

[(1, 31796280), (2, 15898140), (3, 10598760), (4, 7949070), (5, 6359256), (6, 5299380), (8, 3974535), (9, 3532920), (10, 3179628), (12, 2649690), (15, 2119752), (18, 1766460), (20, 1589814), (24, 1324845), (27, 1177640), (30, 1059876), (36, 883230), (40, 794907), (45, 706584), (54, 588820), (59, 538920), (60, 529938), (72, 441615), (90, 353292), (108, 294410), (118, 269460), (120, 264969), (135, 235528), (177, 179640), (180, 176646), (216, 147205), (236, 134730), (270, 117764), (295, 107784), (354, 89820), (360, 88323), (472, 67365), (499, 63720), (531, 59880), (540, 58882), (590, 53892), (708, 44910), (885, 35928), (998, 31860), (1062, 29940), (1080, 29441), (1180, 26946), (1416, 22455), (1497, 21240), (1593, 19960), (1770, 17964), (1996, 15930), (2124, 14970), (2360, 13473), (2495, 12744), (2655, 11976), (2994, 10620), (3186, 9980), (3540, 8982), (3992, 7965), (4248, 7485), (4491, 7080), (4990, 6372), (5310, 5988)]