1338612800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1117}}^1$

素因数の和:1253

約数の個数: 168

約数和(自身を含む): 3802953024

約数和(自身を除く): 2464340224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 107, 112, 140, 160, 175, 200, 214, 224, 280, 320, 350, 400, 428, 448, 535, 560, 700, 749, 800, 856, 1070, 1117, 1120, 1400, 1498, 1600, 1712, 2140, 2234, 2240, 2675, 2800, 2996, 3424, 3745, 4280, 4468, 5350, 5585, 5600, 5992, 6848, 7490, 7819, 8560, 8936, 10700, 11170, 11200, 11984, 14980, 15638, 17120, 17872, 18725, 21400, 22340, 23968, 27925, 29960, 31276, 34240, 35744, 37450, 39095, 42800, 44680, 47936, 55850, 59920, 62552, 71488, 74900, 78190, 85600, 89360, 111700, 119519, 119840, 125104, 149800, 156380, 171200, 178720, 195475, 223400, 239038, 239680, 250208, 299600, 312760, 357440, 390950, 446800, 478076, 500416, 597595, 599200, 625520, 781900, 836633, 893600, 956152, 1195190, 1198400, 1251040, 1563800, 1673266, 1787200, 1912304, 2390380, 2502080, 2987975, 3127600, 3346532, 3824608, 4183165, 4780760, 5975950, 6255200, 6693064, 7649216, 8366330, 9561520, 11951900, 12510400, 13386128, 16732660, 19123040, 20915825, 23903800, 26772256, 33465320, 38246080, 41831650, 47807600, 53544512, 66930640, 83663300, 95615200, 133861280, 167326600, 191230400, 267722560, 334653200, 669306400, 1338612800]

約数ペア:

[(1, 1338612800), (2, 669306400), (4, 334653200), (5, 267722560), (7, 191230400), (8, 167326600), (10, 133861280), (14, 95615200), (16, 83663300), (20, 66930640), (25, 53544512), (28, 47807600), (32, 41831650), (35, 38246080), (40, 33465320), (50, 26772256), (56, 23903800), (64, 20915825), (70, 19123040), (80, 16732660), (100, 13386128), (107, 12510400), (112, 11951900), (140, 9561520), (160, 8366330), (175, 7649216), (200, 6693064), (214, 6255200), (224, 5975950), (280, 4780760), (320, 4183165), (350, 3824608), (400, 3346532), (428, 3127600), (448, 2987975), (535, 2502080), (560, 2390380), (700, 1912304), (749, 1787200), (800, 1673266), (856, 1563800), (1070, 1251040), (1117, 1198400), (1120, 1195190), (1400, 956152), (1498, 893600), (1600, 836633), (1712, 781900), (2140, 625520), (2234, 599200), (2240, 597595), (2675, 500416), (2800, 478076), (2996, 446800), (3424, 390950), (3745, 357440), (4280, 312760), (4468, 299600), (5350, 250208), (5585, 239680), (5600, 239038), (5992, 223400), (6848, 195475), (7490, 178720), (7819, 171200), (8560, 156380), (8936, 149800), (10700, 125104), (11170, 119840), (11200, 119519), (11984, 111700), (14980, 89360), (15638, 85600), (17120, 78190), (17872, 74900), (18725, 71488), (21400, 62552), (22340, 59920), (23968, 55850), (27925, 47936), (29960, 44680), (31276, 42800), (34240, 39095), (35744, 37450)]