489853656

素因数分解:

$2^3\times 3^4\times {\mathrm{37}}^1\times {\mathrm{20431}}^1$

素因数の和:20486

約数の個数: 80

約数和(自身を含む): 1409195040

約数和(自身を除く): 919341384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 296, 324, 333, 444, 648, 666, 888, 999, 1332, 1998, 2664, 2997, 3996, 5994, 7992, 11988, 20431, 23976, 40862, 61293, 81724, 122586, 163448, 183879, 245172, 367758, 490344, 551637, 735516, 755947, 1103274, 1471032, 1511894, 1654911, 2206548, 2267841, 3023788, 3309822, 4413096, 4535682, 6047576, 6619644, 6803523, 9071364, 13239288, 13607046, 18142728, 20410569, 27214092, 40821138, 54428184, 61231707, 81642276, 122463414, 163284552, 244926828, 489853656]

約数ペア:

[(1, 489853656), (2, 244926828), (3, 163284552), (4, 122463414), (6, 81642276), (8, 61231707), (9, 54428184), (12, 40821138), (18, 27214092), (24, 20410569), (27, 18142728), (36, 13607046), (37, 13239288), (54, 9071364), (72, 6803523), (74, 6619644), (81, 6047576), (108, 4535682), (111, 4413096), (148, 3309822), (162, 3023788), (216, 2267841), (222, 2206548), (296, 1654911), (324, 1511894), (333, 1471032), (444, 1103274), (648, 755947), (666, 735516), (888, 551637), (999, 490344), (1332, 367758), (1998, 245172), (2664, 183879), (2997, 163448), (3996, 122586), (5994, 81724), (7992, 61293), (11988, 40862), (20431, 23976)]