2163635840

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:590

約数の個数: 128

約数和(自身を含む): 5305709520

約数和(自身を除く): 3142073680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 157, 160, 244, 305, 314, 320, 353, 488, 610, 628, 640, 706, 785, 976, 1220, 1256, 1412, 1570, 1765, 1952, 2440, 2512, 2824, 3140, 3530, 3904, 4880, 5024, 5648, 6280, 7060, 7808, 9577, 9760, 10048, 11296, 12560, 14120, 19154, 19520, 20096, 21533, 22592, 25120, 28240, 38308, 39040, 43066, 45184, 47885, 50240, 55421, 56480, 76616, 86132, 95770, 100480, 107665, 110842, 112960, 153232, 172264, 191540, 215330, 221684, 225920, 277105, 306464, 344528, 383080, 430660, 443368, 554210, 612928, 689056, 766160, 861320, 886736, 1108420, 1225856, 1378112, 1532320, 1722640, 1773472, 2216840, 2756224, 3064640, 3380681, 3445280, 3546944, 4433680, 6129280, 6761362, 6890560, 7093888, 8867360, 13522724, 13781120, 16903405, 17734720, 27045448, 33806810, 35469440, 54090896, 67613620, 108181792, 135227240, 216363584, 270454480, 432727168, 540908960, 1081817920, 2163635840]

約数ペア:

[(1, 2163635840), (2, 1081817920), (4, 540908960), (5, 432727168), (8, 270454480), (10, 216363584), (16, 135227240), (20, 108181792), (32, 67613620), (40, 54090896), (61, 35469440), (64, 33806810), (80, 27045448), (122, 17734720), (128, 16903405), (157, 13781120), (160, 13522724), (244, 8867360), (305, 7093888), (314, 6890560), (320, 6761362), (353, 6129280), (488, 4433680), (610, 3546944), (628, 3445280), (640, 3380681), (706, 3064640), (785, 2756224), (976, 2216840), (1220, 1773472), (1256, 1722640), (1412, 1532320), (1570, 1378112), (1765, 1225856), (1952, 1108420), (2440, 886736), (2512, 861320), (2824, 766160), (3140, 689056), (3530, 612928), (3904, 554210), (4880, 443368), (5024, 430660), (5648, 383080), (6280, 344528), (7060, 306464), (7808, 277105), (9577, 225920), (9760, 221684), (10048, 215330), (11296, 191540), (12560, 172264), (14120, 153232), (19154, 112960), (19520, 110842), (20096, 107665), (21533, 100480), (22592, 95770), (25120, 86132), (28240, 76616), (38308, 56480), (39040, 55421), (43066, 50240), (45184, 47885)]