245976640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8447}}^1$

素因数の和:8484

約数の個数: 112

約数和(自身を含む): 720986112

約数和(自身を除く): 475009472

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 8447, 14560, 16894, 29120, 33788, 42235, 59129, 67576, 84470, 109811, 118258, 135152, 168940, 219622, 236516, 270304, 295645, 337880, 439244, 473032, 540608, 549055, 591290, 675760, 768677, 878488, 946064, 1098110, 1182580, 1351520, 1537354, 1756976, 1892128, 2196220, 2365160, 2703040, 3074708, 3513952, 3784256, 3843385, 4392440, 4730320, 6149416, 7027904, 7686770, 8784880, 9460640, 12298832, 15373540, 17569760, 18921280, 24597664, 30747080, 35139520, 49195328, 61494160, 122988320, 245976640]

約数ペア:

[(1, 245976640), (2, 122988320), (4, 61494160), (5, 49195328), (7, 35139520), (8, 30747080), (10, 24597664), (13, 18921280), (14, 17569760), (16, 15373540), (20, 12298832), (26, 9460640), (28, 8784880), (32, 7686770), (35, 7027904), (40, 6149416), (52, 4730320), (56, 4392440), (64, 3843385), (65, 3784256), (70, 3513952), (80, 3074708), (91, 2703040), (104, 2365160), (112, 2196220), (130, 1892128), (140, 1756976), (160, 1537354), (182, 1351520), (208, 1182580), (224, 1098110), (260, 946064), (280, 878488), (320, 768677), (364, 675760), (416, 591290), (448, 549055), (455, 540608), (520, 473032), (560, 439244), (728, 337880), (832, 295645), (910, 270304), (1040, 236516), (1120, 219622), (1456, 168940), (1820, 135152), (2080, 118258), (2240, 109811), (2912, 84470), (3640, 67576), (4160, 59129), (5824, 42235), (7280, 33788), (8447, 29120), (14560, 16894)]