285770240

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 160

約数和(自身を含む): 806091264

約数和(自身を除く): 520321024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 256, 259, 280, 296, 320, 370, 431, 448, 512, 518, 560, 592, 640, 740, 862, 896, 1036, 1120, 1184, 1280, 1295, 1480, 1724, 1792, 2072, 2155, 2240, 2368, 2560, 2590, 2960, 3017, 3448, 3584, 4144, 4310, 4480, 4736, 5180, 5920, 6034, 6896, 8288, 8620, 8960, 9472, 10360, 11840, 12068, 13792, 15085, 15947, 16576, 17240, 17920, 18944, 20720, 23680, 24136, 27584, 30170, 31894, 33152, 34480, 41440, 47360, 48272, 55168, 60340, 63788, 66304, 68960, 79735, 82880, 94720, 96544, 110336, 111629, 120680, 127576, 132608, 137920, 159470, 165760, 193088, 220672, 223258, 241360, 255152, 275840, 318940, 331520, 386176, 446516, 482720, 510304, 551680, 558145, 637880, 663040, 772352, 893032, 965440, 1020608, 1103360, 1116290, 1275760, 1544704, 1786064, 1930880, 2041216, 2232580, 2551520, 3572128, 3861760, 4082432, 4465160, 5103040, 7144256, 7723520, 8164864, 8930320, 10206080, 14288512, 17860640, 20412160, 28577024, 35721280, 40824320, 57154048, 71442560, 142885120, 285770240]

約数ペア:

[(1, 285770240), (2, 142885120), (4, 71442560), (5, 57154048), (7, 40824320), (8, 35721280), (10, 28577024), (14, 20412160), (16, 17860640), (20, 14288512), (28, 10206080), (32, 8930320), (35, 8164864), (37, 7723520), (40, 7144256), (56, 5103040), (64, 4465160), (70, 4082432), (74, 3861760), (80, 3572128), (112, 2551520), (128, 2232580), (140, 2041216), (148, 1930880), (160, 1786064), (185, 1544704), (224, 1275760), (256, 1116290), (259, 1103360), (280, 1020608), (296, 965440), (320, 893032), (370, 772352), (431, 663040), (448, 637880), (512, 558145), (518, 551680), (560, 510304), (592, 482720), (640, 446516), (740, 386176), (862, 331520), (896, 318940), (1036, 275840), (1120, 255152), (1184, 241360), (1280, 223258), (1295, 220672), (1480, 193088), (1724, 165760), (1792, 159470), (2072, 137920), (2155, 132608), (2240, 127576), (2368, 120680), (2560, 111629), (2590, 110336), (2960, 96544), (3017, 94720), (3448, 82880), (3584, 79735), (4144, 68960), (4310, 66304), (4480, 63788), (4736, 60340), (5180, 55168), (5920, 48272), (6034, 47360), (6896, 41440), (8288, 34480), (8620, 33152), (8960, 31894), (9472, 30170), (10360, 27584), (11840, 24136), (12068, 23680), (13792, 20720), (15085, 18944), (15947, 17920), (16576, 17240)]