18314800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:267

約数の個数: 120

約数和(自身を含む): 52155392

約数和(自身を除く): 33840592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 211, 217, 248, 280, 310, 350, 400, 422, 434, 496, 560, 620, 700, 775, 844, 868, 1055, 1085, 1240, 1400, 1477, 1550, 1688, 1736, 2110, 2170, 2480, 2800, 2954, 3100, 3376, 3472, 4220, 4340, 5275, 5425, 5908, 6200, 6541, 7385, 8440, 8680, 10550, 10850, 11816, 12400, 13082, 14770, 16880, 17360, 21100, 21700, 23632, 26164, 29540, 32705, 36925, 42200, 43400, 45787, 52328, 59080, 65410, 73850, 84400, 86800, 91574, 104656, 118160, 130820, 147700, 163525, 183148, 228935, 261640, 295400, 327050, 366296, 457870, 523280, 590800, 654100, 732592, 915740, 1144675, 1308200, 1831480, 2289350, 2616400, 3662960, 4578700, 9157400, 18314800]

約数ペア:

[(1, 18314800), (2, 9157400), (4, 4578700), (5, 3662960), (7, 2616400), (8, 2289350), (10, 1831480), (14, 1308200), (16, 1144675), (20, 915740), (25, 732592), (28, 654100), (31, 590800), (35, 523280), (40, 457870), (50, 366296), (56, 327050), (62, 295400), (70, 261640), (80, 228935), (100, 183148), (112, 163525), (124, 147700), (140, 130820), (155, 118160), (175, 104656), (200, 91574), (211, 86800), (217, 84400), (248, 73850), (280, 65410), (310, 59080), (350, 52328), (400, 45787), (422, 43400), (434, 42200), (496, 36925), (560, 32705), (620, 29540), (700, 26164), (775, 23632), (844, 21700), (868, 21100), (1055, 17360), (1085, 16880), (1240, 14770), (1400, 13082), (1477, 12400), (1550, 11816), (1688, 10850), (1736, 10550), (2110, 8680), (2170, 8440), (2480, 7385), (2800, 6541), (2954, 6200), (3100, 5908), (3376, 5425), (3472, 5275), (4220, 4340)]