1400048000

素因数分解:

$2^7\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 256

約数和(自身を含む): 3849431040

約数和(自身を除く): 2449383040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 53, 64, 65, 80, 100, 104, 106, 125, 127, 128, 130, 160, 200, 208, 212, 250, 254, 260, 265, 320, 325, 400, 416, 424, 500, 508, 520, 530, 635, 640, 650, 689, 800, 832, 848, 1000, 1016, 1040, 1060, 1270, 1300, 1325, 1378, 1600, 1625, 1651, 1664, 1696, 2000, 2032, 2080, 2120, 2540, 2600, 2650, 2756, 3175, 3200, 3250, 3302, 3392, 3445, 4000, 4064, 4160, 4240, 5080, 5200, 5300, 5512, 6350, 6500, 6604, 6625, 6731, 6784, 6890, 8000, 8128, 8255, 8320, 8480, 10160, 10400, 10600, 11024, 12700, 13000, 13208, 13250, 13462, 13780, 15875, 16000, 16256, 16510, 16960, 17225, 20320, 20800, 21200, 22048, 25400, 26000, 26416, 26500, 26924, 27560, 31750, 33020, 33655, 33920, 34450, 40640, 41275, 41600, 42400, 44096, 50800, 52000, 52832, 53000, 53848, 55120, 63500, 66040, 67310, 68900, 81280, 82550, 84800, 86125, 87503, 88192, 101600, 104000, 105664, 106000, 107696, 110240, 127000, 132080, 134620, 137800, 165100, 168275, 169600, 172250, 175006, 203200, 206375, 208000, 211328, 212000, 215392, 220480, 254000, 264160, 269240, 275600, 330200, 336550, 344500, 350012, 406400, 412750, 424000, 430784, 437515, 440960, 508000, 528320, 538480, 551200, 660400, 673100, 689000, 700024, 825500, 841375, 848000, 861568, 875030, 1016000, 1056640, 1076960, 1102400, 1320800, 1346200, 1378000, 1400048, 1651000, 1682750, 1750060, 2032000, 2153920, 2187575, 2204800, 2641600, 2692400, 2756000, 2800096, 3302000, 3365500, 3500120, 4307840, 4375150, 5283200, 5384800, 5512000, 5600192, 6604000, 6731000, 7000240, 8750300, 10769600, 10937875, 11024000, 11200384, 13208000, 13462000, 14000480, 17500600, 21539200, 21875750, 26416000, 26924000, 28000960, 35001200, 43751500, 53848000, 56001920, 70002400, 87503000, 107696000, 140004800, 175006000, 280009600, 350012000, 700024000, 1400048000]

約数ペア:

[(1, 1400048000), (2, 700024000), (4, 350012000), (5, 280009600), (8, 175006000), (10, 140004800), (13, 107696000), (16, 87503000), (20, 70002400), (25, 56001920), (26, 53848000), (32, 43751500), (40, 35001200), (50, 28000960), (52, 26924000), (53, 26416000), (64, 21875750), (65, 21539200), (80, 17500600), (100, 14000480), (104, 13462000), (106, 13208000), (125, 11200384), (127, 11024000), (128, 10937875), (130, 10769600), (160, 8750300), (200, 7000240), (208, 6731000), (212, 6604000), (250, 5600192), (254, 5512000), (260, 5384800), (265, 5283200), (320, 4375150), (325, 4307840), (400, 3500120), (416, 3365500), (424, 3302000), (500, 2800096), (508, 2756000), (520, 2692400), (530, 2641600), (635, 2204800), (640, 2187575), (650, 2153920), (689, 2032000), (800, 1750060), (832, 1682750), (848, 1651000), (1000, 1400048), (1016, 1378000), (1040, 1346200), (1060, 1320800), (1270, 1102400), (1300, 1076960), (1325, 1056640), (1378, 1016000), (1600, 875030), (1625, 861568), (1651, 848000), (1664, 841375), (1696, 825500), (2000, 700024), (2032, 689000), (2080, 673100), (2120, 660400), (2540, 551200), (2600, 538480), (2650, 528320), (2756, 508000), (3175, 440960), (3200, 437515), (3250, 430784), (3302, 424000), (3392, 412750), (3445, 406400), (4000, 350012), (4064, 344500), (4160, 336550), (4240, 330200), (5080, 275600), (5200, 269240), (5300, 264160), (5512, 254000), (6350, 220480), (6500, 215392), (6604, 212000), (6625, 211328), (6731, 208000), (6784, 206375), (6890, 203200), (8000, 175006), (8128, 172250), (8255, 169600), (8320, 168275), (8480, 165100), (10160, 137800), (10400, 134620), (10600, 132080), (11024, 127000), (12700, 110240), (13000, 107696), (13208, 106000), (13250, 105664), (13462, 104000), (13780, 101600), (15875, 88192), (16000, 87503), (16256, 86125), (16510, 84800), (16960, 82550), (17225, 81280), (20320, 68900), (20800, 67310), (21200, 66040), (22048, 63500), (25400, 55120), (26000, 53848), (26416, 53000), (26500, 52832), (26924, 52000), (27560, 50800), (31750, 44096), (33020, 42400), (33655, 41600), (33920, 41275), (34450, 40640)]