3947928320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{883}}^1$

素因数の和:1410

約数の個数: 144

約数和(自身を含む): 10841376000

約数和(自身を除く): 6893447680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 499, 560, 640, 883, 896, 998, 1120, 1280, 1766, 1792, 1996, 2240, 2495, 3493, 3532, 3992, 4415, 4480, 4990, 6181, 6986, 7064, 7984, 8830, 8960, 9980, 12362, 13972, 14128, 15968, 17465, 17660, 19960, 24724, 27944, 28256, 30905, 31936, 34930, 35320, 39920, 49448, 55888, 56512, 61810, 63872, 69860, 70640, 79840, 98896, 111776, 113024, 123620, 127744, 139720, 141280, 159680, 197792, 223552, 226048, 247240, 279440, 282560, 319360, 395584, 440617, 447104, 494480, 558880, 565120, 638720, 791168, 881234, 894208, 988960, 1117760, 1130240, 1582336, 1762468, 1977920, 2203085, 2235520, 3084319, 3524936, 3955840, 4406170, 4471040, 6168638, 7049872, 7911680, 8812340, 12337276, 14099744, 15421595, 17624680, 24674552, 28199488, 30843190, 35249360, 49349104, 56398976, 61686380, 70498720, 98698208, 112797952, 123372760, 140997440, 197396416, 246745520, 281994880, 394792832, 493491040, 563989760, 789585664, 986982080, 1973964160, 3947928320]

約数ペア:

[(1, 3947928320), (2, 1973964160), (4, 986982080), (5, 789585664), (7, 563989760), (8, 493491040), (10, 394792832), (14, 281994880), (16, 246745520), (20, 197396416), (28, 140997440), (32, 123372760), (35, 112797952), (40, 98698208), (56, 70498720), (64, 61686380), (70, 56398976), (80, 49349104), (112, 35249360), (128, 30843190), (140, 28199488), (160, 24674552), (224, 17624680), (256, 15421595), (280, 14099744), (320, 12337276), (448, 8812340), (499, 7911680), (560, 7049872), (640, 6168638), (883, 4471040), (896, 4406170), (998, 3955840), (1120, 3524936), (1280, 3084319), (1766, 2235520), (1792, 2203085), (1996, 1977920), (2240, 1762468), (2495, 1582336), (3493, 1130240), (3532, 1117760), (3992, 988960), (4415, 894208), (4480, 881234), (4990, 791168), (6181, 638720), (6986, 565120), (7064, 558880), (7984, 494480), (8830, 447104), (8960, 440617), (9980, 395584), (12362, 319360), (13972, 282560), (14128, 279440), (15968, 247240), (17465, 226048), (17660, 223552), (19960, 197792), (24724, 159680), (27944, 141280), (28256, 139720), (30905, 127744), (31936, 123620), (34930, 113024), (35320, 111776), (39920, 98896), (49448, 79840), (55888, 70640), (56512, 69860), (61810, 63872)]