20550034080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{45887}}^1$

素因数の和:46219

約数の個数: 144

約数和(自身を含む): 70354013184

約数和(自身を除く): 49803979104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 311, 360, 480, 622, 720, 933, 1244, 1440, 1555, 1866, 2488, 2799, 3110, 3732, 4665, 4976, 5598, 6220, 7464, 9330, 9952, 11196, 12440, 13995, 14928, 18660, 22392, 24880, 27990, 29856, 37320, 44784, 45887, 49760, 55980, 74640, 89568, 91774, 111960, 137661, 149280, 183548, 223920, 229435, 275322, 367096, 412983, 447840, 458870, 550644, 688305, 734192, 825966, 917740, 1101288, 1376610, 1468384, 1651932, 1835480, 2064915, 2202576, 2753220, 3303864, 3670960, 4129830, 4405152, 5506440, 6607728, 7341920, 8259660, 11012880, 13215456, 14270857, 16519320, 22025760, 28541714, 33038640, 42812571, 57083428, 66077280, 71354285, 85625142, 114166856, 128437713, 142708570, 171250284, 214062855, 228333712, 256875426, 285417140, 342500568, 428125710, 456667424, 513750852, 570834280, 642188565, 685001136, 856251420, 1027501704, 1141668560, 1284377130, 1370002272, 1712502840, 2055003408, 2283337120, 2568754260, 3425005680, 4110006816, 5137508520, 6850011360, 10275017040, 20550034080]

約数ペア:

[(1, 20550034080), (2, 10275017040), (3, 6850011360), (4, 5137508520), (5, 4110006816), (6, 3425005680), (8, 2568754260), (9, 2283337120), (10, 2055003408), (12, 1712502840), (15, 1370002272), (16, 1284377130), (18, 1141668560), (20, 1027501704), (24, 856251420), (30, 685001136), (32, 642188565), (36, 570834280), (40, 513750852), (45, 456667424), (48, 428125710), (60, 342500568), (72, 285417140), (80, 256875426), (90, 228333712), (96, 214062855), (120, 171250284), (144, 142708570), (160, 128437713), (180, 114166856), (240, 85625142), (288, 71354285), (311, 66077280), (360, 57083428), (480, 42812571), (622, 33038640), (720, 28541714), (933, 22025760), (1244, 16519320), (1440, 14270857), (1555, 13215456), (1866, 11012880), (2488, 8259660), (2799, 7341920), (3110, 6607728), (3732, 5506440), (4665, 4405152), (4976, 4129830), (5598, 3670960), (6220, 3303864), (7464, 2753220), (9330, 2202576), (9952, 2064915), (11196, 1835480), (12440, 1651932), (13995, 1468384), (14928, 1376610), (18660, 1101288), (22392, 917740), (24880, 825966), (27990, 734192), (29856, 688305), (37320, 550644), (44784, 458870), (45887, 447840), (49760, 412983), (55980, 367096), (74640, 275322), (89568, 229435), (91774, 223920), (111960, 183548), (137661, 149280)]