20790586170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{29927}}^1$

素因数の和:30057

約数の個数: 128

約数和(自身を含む): 57921454080

約数和(自身を除く): 37130867910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 83, 90, 93, 135, 155, 166, 186, 249, 270, 279, 310, 415, 465, 498, 558, 747, 830, 837, 930, 1245, 1395, 1494, 1674, 2241, 2490, 2573, 2790, 3735, 4185, 4482, 5146, 7470, 7719, 8370, 11205, 12865, 15438, 22410, 23157, 25730, 29927, 38595, 46314, 59854, 69471, 77190, 89781, 115785, 138942, 149635, 179562, 231570, 269343, 299270, 347355, 448905, 538686, 694710, 808029, 897810, 927737, 1346715, 1616058, 1855474, 2483941, 2693430, 2783211, 4040145, 4638685, 4967882, 5566422, 7451823, 8080290, 8349633, 9277370, 12419705, 13916055, 14903646, 16699266, 22355469, 24839410, 25048899, 27832110, 37259115, 41748165, 44710938, 50097798, 67066407, 74518230, 77002171, 83496330, 111777345, 125244495, 134132814, 154004342, 223554690, 231006513, 250488990, 335332035, 385010855, 462013026, 670664070, 693019539, 770021710, 1155032565, 1386039078, 2079058617, 2310065130, 3465097695, 4158117234, 6930195390, 10395293085, 20790586170]

約数ペア:

[(1, 20790586170), (2, 10395293085), (3, 6930195390), (5, 4158117234), (6, 3465097695), (9, 2310065130), (10, 2079058617), (15, 1386039078), (18, 1155032565), (27, 770021710), (30, 693019539), (31, 670664070), (45, 462013026), (54, 385010855), (62, 335332035), (83, 250488990), (90, 231006513), (93, 223554690), (135, 154004342), (155, 134132814), (166, 125244495), (186, 111777345), (249, 83496330), (270, 77002171), (279, 74518230), (310, 67066407), (415, 50097798), (465, 44710938), (498, 41748165), (558, 37259115), (747, 27832110), (830, 25048899), (837, 24839410), (930, 22355469), (1245, 16699266), (1395, 14903646), (1494, 13916055), (1674, 12419705), (2241, 9277370), (2490, 8349633), (2573, 8080290), (2790, 7451823), (3735, 5566422), (4185, 4967882), (4482, 4638685), (5146, 4040145), (7470, 2783211), (7719, 2693430), (8370, 2483941), (11205, 1855474), (12865, 1616058), (15438, 1346715), (22410, 927737), (23157, 897810), (25730, 808029), (29927, 694710), (38595, 538686), (46314, 448905), (59854, 347355), (69471, 299270), (77190, 269343), (89781, 231570), (115785, 179562), (138942, 149635)]