9998014880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{937}}^1\times {\mathrm{1361}}^1$

素因数の和:2327

約数の個数: 144

約数和(自身を含む): 27526221576

約数和(自身を除く): 17528206696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 937, 980, 1120, 1361, 1568, 1874, 1960, 2722, 3748, 3920, 4685, 5444, 6559, 6805, 7496, 7840, 9370, 9527, 10888, 13118, 13610, 14992, 18740, 19054, 21776, 26236, 27220, 29984, 32795, 37480, 38108, 43552, 45913, 47635, 52472, 54440, 65590, 66689, 74960, 76216, 91826, 95270, 104944, 108880, 131180, 133378, 149920, 152432, 183652, 190540, 209888, 217760, 229565, 262360, 266756, 304864, 333445, 367304, 381080, 459130, 524720, 533512, 666890, 734608, 762160, 918260, 1049440, 1067024, 1275257, 1333780, 1469216, 1524320, 1836520, 2134048, 2550514, 2667560, 3673040, 5101028, 5335120, 6376285, 7346080, 8926799, 10202056, 10670240, 12752570, 17853598, 20404112, 25505140, 35707196, 40808224, 44633995, 51010280, 62487593, 71414392, 89267990, 102020560, 124975186, 142828784, 178535980, 204041120, 249950372, 285657568, 312437965, 357071960, 499900744, 624875930, 714143920, 999801488, 1249751860, 1428287840, 1999602976, 2499503720, 4999007440, 9998014880]

約数ペア:

[(1, 9998014880), (2, 4999007440), (4, 2499503720), (5, 1999602976), (7, 1428287840), (8, 1249751860), (10, 999801488), (14, 714143920), (16, 624875930), (20, 499900744), (28, 357071960), (32, 312437965), (35, 285657568), (40, 249950372), (49, 204041120), (56, 178535980), (70, 142828784), (80, 124975186), (98, 102020560), (112, 89267990), (140, 71414392), (160, 62487593), (196, 51010280), (224, 44633995), (245, 40808224), (280, 35707196), (392, 25505140), (490, 20404112), (560, 17853598), (784, 12752570), (937, 10670240), (980, 10202056), (1120, 8926799), (1361, 7346080), (1568, 6376285), (1874, 5335120), (1960, 5101028), (2722, 3673040), (3748, 2667560), (3920, 2550514), (4685, 2134048), (5444, 1836520), (6559, 1524320), (6805, 1469216), (7496, 1333780), (7840, 1275257), (9370, 1067024), (9527, 1049440), (10888, 918260), (13118, 762160), (13610, 734608), (14992, 666890), (18740, 533512), (19054, 524720), (21776, 459130), (26236, 381080), (27220, 367304), (29984, 333445), (32795, 304864), (37480, 266756), (38108, 262360), (43552, 229565), (45913, 217760), (47635, 209888), (52472, 190540), (54440, 183652), (65590, 152432), (66689, 149920), (74960, 133378), (76216, 131180), (91826, 108880), (95270, 104944)]