446934880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:661

約数の個数: 144

約数和(自身を含む): 1241911440

約数和(自身を除く): 794976560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 160, 196, 218, 224, 245, 280, 392, 436, 490, 523, 545, 560, 763, 784, 872, 980, 1046, 1090, 1120, 1526, 1568, 1744, 1960, 2092, 2180, 2615, 3052, 3488, 3661, 3815, 3920, 4184, 4360, 5230, 5341, 6104, 7322, 7630, 7840, 8368, 8720, 10460, 10682, 12208, 14644, 15260, 16736, 17440, 18305, 20920, 21364, 24416, 25627, 26705, 29288, 30520, 36610, 41840, 42728, 51254, 53410, 57007, 58576, 61040, 73220, 83680, 85456, 102508, 106820, 114014, 117152, 122080, 128135, 146440, 170912, 205016, 213640, 228028, 256270, 285035, 292880, 399049, 410032, 427280, 456056, 512540, 570070, 585760, 798098, 820064, 854560, 912112, 1025080, 1140140, 1596196, 1824224, 1995245, 2050160, 2280280, 2793343, 3192392, 3990490, 4100320, 4560560, 5586686, 6384784, 7980980, 9121120, 11173372, 12769568, 13966715, 15961960, 22346744, 27933430, 31923920, 44693488, 55866860, 63847840, 89386976, 111733720, 223467440, 446934880]

約数ペア:

[(1, 446934880), (2, 223467440), (4, 111733720), (5, 89386976), (7, 63847840), (8, 55866860), (10, 44693488), (14, 31923920), (16, 27933430), (20, 22346744), (28, 15961960), (32, 13966715), (35, 12769568), (40, 11173372), (49, 9121120), (56, 7980980), (70, 6384784), (80, 5586686), (98, 4560560), (109, 4100320), (112, 3990490), (140, 3192392), (160, 2793343), (196, 2280280), (218, 2050160), (224, 1995245), (245, 1824224), (280, 1596196), (392, 1140140), (436, 1025080), (490, 912112), (523, 854560), (545, 820064), (560, 798098), (763, 585760), (784, 570070), (872, 512540), (980, 456056), (1046, 427280), (1090, 410032), (1120, 399049), (1526, 292880), (1568, 285035), (1744, 256270), (1960, 228028), (2092, 213640), (2180, 205016), (2615, 170912), (3052, 146440), (3488, 128135), (3661, 122080), (3815, 117152), (3920, 114014), (4184, 106820), (4360, 102508), (5230, 85456), (5341, 83680), (6104, 73220), (7322, 61040), (7630, 58576), (7840, 57007), (8368, 53410), (8720, 51254), (10460, 42728), (10682, 41840), (12208, 36610), (14644, 30520), (15260, 29288), (16736, 26705), (17440, 25627), (18305, 24416), (20920, 21364)]