8661356820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{3541}}^1$

素因数の和:3790

約数の個数: 144

約数和(自身を含む): 26734675968

約数和(自身を除く): 18073319148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 127, 180, 214, 254, 321, 381, 428, 508, 535, 635, 642, 762, 963, 1070, 1143, 1270, 1284, 1524, 1605, 1905, 1926, 2140, 2286, 2540, 3210, 3541, 3810, 3852, 4572, 4815, 5715, 6420, 7082, 7620, 9630, 10623, 11430, 13589, 14164, 17705, 19260, 21246, 22860, 27178, 31869, 35410, 40767, 42492, 53115, 54356, 63738, 67945, 70820, 81534, 106230, 122301, 127476, 135890, 159345, 163068, 203835, 212460, 244602, 271780, 318690, 378887, 407670, 449707, 489204, 611505, 637380, 757774, 815340, 899414, 1136661, 1223010, 1349121, 1515548, 1798828, 1894435, 2248535, 2273322, 2446020, 2698242, 3409983, 3788870, 4047363, 4497070, 4546644, 5396484, 5683305, 6745605, 6819966, 7577740, 8094726, 8994140, 11366610, 13491210, 13639932, 16189452, 17049915, 20236815, 22733220, 26982420, 34099830, 40473630, 48118649, 68199660, 80947260, 96237298, 144355947, 192474596, 240593245, 288711894, 433067841, 481186490, 577423788, 721779735, 866135682, 962372980, 1443559470, 1732271364, 2165339205, 2887118940, 4330678410, 8661356820]

約数ペア:

[(1, 8661356820), (2, 4330678410), (3, 2887118940), (4, 2165339205), (5, 1732271364), (6, 1443559470), (9, 962372980), (10, 866135682), (12, 721779735), (15, 577423788), (18, 481186490), (20, 433067841), (30, 288711894), (36, 240593245), (45, 192474596), (60, 144355947), (90, 96237298), (107, 80947260), (127, 68199660), (180, 48118649), (214, 40473630), (254, 34099830), (321, 26982420), (381, 22733220), (428, 20236815), (508, 17049915), (535, 16189452), (635, 13639932), (642, 13491210), (762, 11366610), (963, 8994140), (1070, 8094726), (1143, 7577740), (1270, 6819966), (1284, 6745605), (1524, 5683305), (1605, 5396484), (1905, 4546644), (1926, 4497070), (2140, 4047363), (2286, 3788870), (2540, 3409983), (3210, 2698242), (3541, 2446020), (3810, 2273322), (3852, 2248535), (4572, 1894435), (4815, 1798828), (5715, 1515548), (6420, 1349121), (7082, 1223010), (7620, 1136661), (9630, 899414), (10623, 815340), (11430, 757774), (13589, 637380), (14164, 611505), (17705, 489204), (19260, 449707), (21246, 407670), (22860, 378887), (27178, 318690), (31869, 271780), (35410, 244602), (40767, 212460), (42492, 203835), (53115, 163068), (54356, 159345), (63738, 135890), (67945, 127476), (70820, 122301), (81534, 106230)]