257168800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2417}}^1$

素因数の和:2463

約数の個数: 144

約数和(自身を含む): 755576640

約数和(自身を除く): 498407840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 380, 400, 475, 532, 560, 608, 665, 700, 760, 800, 950, 1064, 1120, 1330, 1400, 1520, 1900, 2128, 2417, 2660, 2800, 3040, 3325, 3800, 4256, 4834, 5320, 5600, 6650, 7600, 9668, 10640, 12085, 13300, 15200, 16919, 19336, 21280, 24170, 26600, 33838, 38672, 45923, 48340, 53200, 60425, 67676, 77344, 84595, 91846, 96680, 106400, 120850, 135352, 169190, 183692, 193360, 229615, 241700, 270704, 321461, 338380, 367384, 386720, 422975, 459230, 483400, 541408, 642922, 676760, 734768, 845950, 918460, 966800, 1148075, 1285844, 1353520, 1469536, 1607305, 1691900, 1836920, 1933600, 2296150, 2571688, 2707040, 3214610, 3383800, 3673840, 4592300, 5143376, 6429220, 6767600, 7347680, 8036525, 9184600, 10286752, 12858440, 13535200, 16073050, 18369200, 25716880, 32146100, 36738400, 51433760, 64292200, 128584400, 257168800]

約数ペア:

[(1, 257168800), (2, 128584400), (4, 64292200), (5, 51433760), (7, 36738400), (8, 32146100), (10, 25716880), (14, 18369200), (16, 16073050), (19, 13535200), (20, 12858440), (25, 10286752), (28, 9184600), (32, 8036525), (35, 7347680), (38, 6767600), (40, 6429220), (50, 5143376), (56, 4592300), (70, 3673840), (76, 3383800), (80, 3214610), (95, 2707040), (100, 2571688), (112, 2296150), (133, 1933600), (140, 1836920), (152, 1691900), (160, 1607305), (175, 1469536), (190, 1353520), (200, 1285844), (224, 1148075), (266, 966800), (280, 918460), (304, 845950), (350, 734768), (380, 676760), (400, 642922), (475, 541408), (532, 483400), (560, 459230), (608, 422975), (665, 386720), (700, 367384), (760, 338380), (800, 321461), (950, 270704), (1064, 241700), (1120, 229615), (1330, 193360), (1400, 183692), (1520, 169190), (1900, 135352), (2128, 120850), (2417, 106400), (2660, 96680), (2800, 91846), (3040, 84595), (3325, 77344), (3800, 67676), (4256, 60425), (4834, 53200), (5320, 48340), (5600, 45923), (6650, 38672), (7600, 33838), (9668, 26600), (10640, 24170), (12085, 21280), (13300, 19336), (15200, 16919)]