20366280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 74692800

約数和(自身を除く): 54326520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 55, 60, 66, 72, 74, 88, 90, 99, 110, 111, 120, 132, 139, 148, 165, 180, 185, 198, 220, 222, 264, 278, 296, 330, 333, 360, 370, 396, 407, 417, 440, 444, 495, 555, 556, 660, 666, 695, 740, 792, 814, 834, 888, 990, 1110, 1112, 1221, 1251, 1320, 1332, 1390, 1480, 1529, 1628, 1665, 1668, 1980, 2035, 2085, 2220, 2442, 2502, 2664, 2780, 3058, 3256, 3330, 3336, 3663, 3960, 4070, 4170, 4440, 4587, 4884, 5004, 5143, 5560, 6105, 6116, 6255, 6660, 7326, 7645, 8140, 8340, 9174, 9768, 10008, 10286, 12210, 12232, 12510, 13320, 13761, 14652, 15290, 15429, 16280, 16680, 18315, 18348, 20572, 22935, 24420, 25020, 25715, 27522, 29304, 30580, 30858, 36630, 36696, 41144, 45870, 46287, 48840, 50040, 51430, 55044, 56573, 61160, 61716, 68805, 73260, 77145, 91740, 92574, 102860, 110088, 113146, 123432, 137610, 146520, 154290, 169719, 183480, 185148, 205720, 226292, 231435, 275220, 282865, 308580, 339438, 370296, 452584, 462870, 509157, 550440, 565730, 617160, 678876, 848595, 925740, 1018314, 1131460, 1357752, 1697190, 1851480, 2036628, 2262920, 2545785, 3394380, 4073256, 5091570, 6788760, 10183140, 20366280]

約数ペア:

[(1, 20366280), (2, 10183140), (3, 6788760), (4, 5091570), (5, 4073256), (6, 3394380), (8, 2545785), (9, 2262920), (10, 2036628), (11, 1851480), (12, 1697190), (15, 1357752), (18, 1131460), (20, 1018314), (22, 925740), (24, 848595), (30, 678876), (33, 617160), (36, 565730), (37, 550440), (40, 509157), (44, 462870), (45, 452584), (55, 370296), (60, 339438), (66, 308580), (72, 282865), (74, 275220), (88, 231435), (90, 226292), (99, 205720), (110, 185148), (111, 183480), (120, 169719), (132, 154290), (139, 146520), (148, 137610), (165, 123432), (180, 113146), (185, 110088), (198, 102860), (220, 92574), (222, 91740), (264, 77145), (278, 73260), (296, 68805), (330, 61716), (333, 61160), (360, 56573), (370, 55044), (396, 51430), (407, 50040), (417, 48840), (440, 46287), (444, 45870), (495, 41144), (555, 36696), (556, 36630), (660, 30858), (666, 30580), (695, 29304), (740, 27522), (792, 25715), (814, 25020), (834, 24420), (888, 22935), (990, 20572), (1110, 18348), (1112, 18315), (1221, 16680), (1251, 16280), (1320, 15429), (1332, 15290), (1390, 14652), (1480, 13761), (1529, 13320), (1628, 12510), (1665, 12232), (1668, 12210), (1980, 10286), (2035, 10008), (2085, 9768), (2220, 9174), (2442, 8340), (2502, 8140), (2664, 7645), (2780, 7326), (3058, 6660), (3256, 6255), (3330, 6116), (3336, 6105), (3663, 5560), (3960, 5143), (4070, 5004), (4170, 4884), (4440, 4587)]