20145771840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{9613}}^1$

素因数の和:9729

約数の個数: 224

約数和(自身を含む): 66811916160

約数和(自身を除く): 46666144320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 59, 60, 64, 74, 80, 96, 111, 118, 120, 148, 160, 177, 185, 192, 222, 236, 240, 295, 296, 320, 354, 370, 444, 472, 480, 555, 590, 592, 708, 740, 885, 888, 944, 960, 1110, 1180, 1184, 1416, 1480, 1770, 1776, 1888, 2183, 2220, 2360, 2368, 2832, 2960, 3540, 3552, 3776, 4366, 4440, 4720, 5664, 5920, 6549, 7080, 7104, 8732, 8880, 9440, 9613, 10915, 11328, 11840, 13098, 14160, 17464, 17760, 18880, 19226, 21830, 26196, 28320, 28839, 32745, 34928, 35520, 38452, 43660, 48065, 52392, 56640, 57678, 65490, 69856, 76904, 87320, 96130, 104784, 115356, 130980, 139712, 144195, 153808, 174640, 192260, 209568, 230712, 261960, 288390, 307616, 349280, 355681, 384520, 419136, 461424, 523920, 567167, 576780, 615232, 698560, 711362, 769040, 922848, 1047840, 1067043, 1134334, 1153560, 1422724, 1538080, 1701501, 1778405, 1845696, 2095680, 2134086, 2268668, 2307120, 2835835, 2845448, 3076160, 3403002, 3556810, 4268172, 4537336, 4614240, 5335215, 5671670, 5690896, 6806004, 7113620, 8507505, 8536344, 9074672, 9228480, 10670430, 11343340, 11381792, 13612008, 14227240, 17015010, 17072688, 18149344, 20985179, 21340860, 22686680, 22763584, 27224016, 28454480, 34030020, 34145376, 36298688, 41970358, 42681720, 45373360, 54448032, 56908960, 62955537, 68060040, 68290752, 83940716, 85363440, 90746720, 104925895, 108896064, 113817920, 125911074, 136120080, 167881432, 170726880, 181493440, 209851790, 251822148, 272240160, 314777685, 335762864, 341453760, 419703580, 503644296, 544480320, 629555370, 671525728, 839407160, 1007288592, 1259110740, 1343051456, 1678814320, 2014577184, 2518221480, 3357628640, 4029154368, 5036442960, 6715257280, 10072885920, 20145771840]

約数ペア:

[(1, 20145771840), (2, 10072885920), (3, 6715257280), (4, 5036442960), (5, 4029154368), (6, 3357628640), (8, 2518221480), (10, 2014577184), (12, 1678814320), (15, 1343051456), (16, 1259110740), (20, 1007288592), (24, 839407160), (30, 671525728), (32, 629555370), (37, 544480320), (40, 503644296), (48, 419703580), (59, 341453760), (60, 335762864), (64, 314777685), (74, 272240160), (80, 251822148), (96, 209851790), (111, 181493440), (118, 170726880), (120, 167881432), (148, 136120080), (160, 125911074), (177, 113817920), (185, 108896064), (192, 104925895), (222, 90746720), (236, 85363440), (240, 83940716), (295, 68290752), (296, 68060040), (320, 62955537), (354, 56908960), (370, 54448032), (444, 45373360), (472, 42681720), (480, 41970358), (555, 36298688), (590, 34145376), (592, 34030020), (708, 28454480), (740, 27224016), (885, 22763584), (888, 22686680), (944, 21340860), (960, 20985179), (1110, 18149344), (1180, 17072688), (1184, 17015010), (1416, 14227240), (1480, 13612008), (1770, 11381792), (1776, 11343340), (1888, 10670430), (2183, 9228480), (2220, 9074672), (2360, 8536344), (2368, 8507505), (2832, 7113620), (2960, 6806004), (3540, 5690896), (3552, 5671670), (3776, 5335215), (4366, 4614240), (4440, 4537336), (4720, 4268172), (5664, 3556810), (5920, 3403002), (6549, 3076160), (7080, 2845448), (7104, 2835835), (8732, 2307120), (8880, 2268668), (9440, 2134086), (9613, 2095680), (10915, 1845696), (11328, 1778405), (11840, 1701501), (13098, 1538080), (14160, 1422724), (17464, 1153560), (17760, 1134334), (18880, 1067043), (19226, 1047840), (21830, 922848), (26196, 769040), (28320, 711362), (28839, 698560), (32745, 615232), (34928, 576780), (35520, 567167), (38452, 523920), (43660, 461424), (48065, 419136), (52392, 384520), (56640, 355681), (57678, 349280), (65490, 307616), (69856, 288390), (76904, 261960), (87320, 230712), (96130, 209568), (104784, 192260), (115356, 174640), (130980, 153808), (139712, 144195)]