38638320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:343

約数の個数: 160

約数和(自身を含む): 138800640

約数和(自身を除く): 100162320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 109, 112, 120, 140, 168, 210, 211, 218, 240, 280, 327, 336, 420, 422, 436, 545, 560, 633, 654, 763, 840, 844, 872, 1055, 1090, 1266, 1308, 1477, 1526, 1635, 1680, 1688, 1744, 2110, 2180, 2289, 2532, 2616, 2954, 3052, 3165, 3270, 3376, 3815, 4220, 4360, 4431, 4578, 5064, 5232, 5908, 6104, 6330, 6540, 7385, 7630, 8440, 8720, 8862, 9156, 10128, 11445, 11816, 12208, 12660, 13080, 14770, 15260, 16880, 17724, 18312, 22155, 22890, 22999, 23632, 25320, 26160, 29540, 30520, 35448, 36624, 44310, 45780, 45998, 50640, 59080, 61040, 68997, 70896, 88620, 91560, 91996, 114995, 118160, 137994, 160993, 177240, 183120, 183992, 229990, 275988, 321986, 344985, 354480, 367984, 459980, 482979, 551976, 643972, 689970, 804965, 919960, 965958, 1103952, 1287944, 1379940, 1609930, 1839920, 1931916, 2414895, 2575888, 2759880, 3219860, 3863832, 4829790, 5519760, 6439720, 7727664, 9659580, 12879440, 19319160, 38638320]

約数ペア:

[(1, 38638320), (2, 19319160), (3, 12879440), (4, 9659580), (5, 7727664), (6, 6439720), (7, 5519760), (8, 4829790), (10, 3863832), (12, 3219860), (14, 2759880), (15, 2575888), (16, 2414895), (20, 1931916), (21, 1839920), (24, 1609930), (28, 1379940), (30, 1287944), (35, 1103952), (40, 965958), (42, 919960), (48, 804965), (56, 689970), (60, 643972), (70, 551976), (80, 482979), (84, 459980), (105, 367984), (109, 354480), (112, 344985), (120, 321986), (140, 275988), (168, 229990), (210, 183992), (211, 183120), (218, 177240), (240, 160993), (280, 137994), (327, 118160), (336, 114995), (420, 91996), (422, 91560), (436, 88620), (545, 70896), (560, 68997), (633, 61040), (654, 59080), (763, 50640), (840, 45998), (844, 45780), (872, 44310), (1055, 36624), (1090, 35448), (1266, 30520), (1308, 29540), (1477, 26160), (1526, 25320), (1635, 23632), (1680, 22999), (1688, 22890), (1744, 22155), (2110, 18312), (2180, 17724), (2289, 16880), (2532, 15260), (2616, 14770), (2954, 13080), (3052, 12660), (3165, 12208), (3270, 11816), (3376, 11445), (3815, 10128), (4220, 9156), (4360, 8862), (4431, 8720), (4578, 8440), (5064, 7630), (5232, 7385), (5908, 6540), (6104, 6330)]