20785619520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{2909}}^1$

素因数の和:3762

約数の個数: 224

約数和(自身を含む): 73440950400

約数和(自身を除く): 52655330880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 827, 864, 960, 1080, 1440, 1654, 1728, 2160, 2481, 2880, 2909, 3308, 4135, 4320, 4962, 5818, 6616, 7443, 8270, 8640, 8727, 9924, 11636, 12405, 13232, 14545, 14886, 16540, 17454, 19848, 22329, 23272, 24810, 26181, 26464, 29090, 29772, 33080, 34908, 37215, 39696, 43635, 44658, 46544, 49620, 52362, 52928, 58180, 59544, 66160, 69816, 74430, 78543, 79392, 87270, 89316, 93088, 99240, 104724, 111645, 116360, 119088, 130905, 132320, 139632, 148860, 157086, 158784, 174540, 178632, 186176, 198480, 209448, 223290, 232720, 238176, 261810, 264640, 279264, 297720, 314172, 349080, 357264, 392715, 396960, 418896, 446580, 465440, 476352, 523620, 558528, 595440, 628344, 698160, 714528, 785430, 793920, 837792, 893160, 930880, 1047240, 1190880, 1256688, 1396320, 1429056, 1570860, 1675584, 1786320, 2094480, 2381760, 2405743, 2513376, 2792640, 3141720, 3572640, 4188960, 4811486, 5026752, 6283440, 7145280, 7217229, 8377920, 9622972, 12028715, 12566880, 14434458, 19245944, 21651687, 24057430, 25133760, 28868916, 36086145, 38491888, 43303374, 48114860, 57737832, 64955061, 72172290, 76983776, 86606748, 96229720, 108258435, 115475664, 129910122, 144344580, 153967552, 173213496, 192459440, 216516870, 230951328, 259820244, 288689160, 324775305, 346426992, 384918880, 433033740, 461902656, 519640488, 577378320, 649550610, 692853984, 769837760, 866067480, 1039280976, 1154756640, 1299101220, 1385707968, 1732134960, 2078561952, 2309513280, 2598202440, 3464269920, 4157123904, 5196404880, 6928539840, 10392809760, 20785619520]

約数ペア:

[(1, 20785619520), (2, 10392809760), (3, 6928539840), (4, 5196404880), (5, 4157123904), (6, 3464269920), (8, 2598202440), (9, 2309513280), (10, 2078561952), (12, 1732134960), (15, 1385707968), (16, 1299101220), (18, 1154756640), (20, 1039280976), (24, 866067480), (27, 769837760), (30, 692853984), (32, 649550610), (36, 577378320), (40, 519640488), (45, 461902656), (48, 433033740), (54, 384918880), (60, 346426992), (64, 324775305), (72, 288689160), (80, 259820244), (90, 230951328), (96, 216516870), (108, 192459440), (120, 173213496), (135, 153967552), (144, 144344580), (160, 129910122), (180, 115475664), (192, 108258435), (216, 96229720), (240, 86606748), (270, 76983776), (288, 72172290), (320, 64955061), (360, 57737832), (432, 48114860), (480, 43303374), (540, 38491888), (576, 36086145), (720, 28868916), (827, 25133760), (864, 24057430), (960, 21651687), (1080, 19245944), (1440, 14434458), (1654, 12566880), (1728, 12028715), (2160, 9622972), (2481, 8377920), (2880, 7217229), (2909, 7145280), (3308, 6283440), (4135, 5026752), (4320, 4811486), (4962, 4188960), (5818, 3572640), (6616, 3141720), (7443, 2792640), (8270, 2513376), (8640, 2405743), (8727, 2381760), (9924, 2094480), (11636, 1786320), (12405, 1675584), (13232, 1570860), (14545, 1429056), (14886, 1396320), (16540, 1256688), (17454, 1190880), (19848, 1047240), (22329, 930880), (23272, 893160), (24810, 837792), (26181, 793920), (26464, 785430), (29090, 714528), (29772, 698160), (33080, 628344), (34908, 595440), (37215, 558528), (39696, 523620), (43635, 476352), (44658, 465440), (46544, 446580), (49620, 418896), (52362, 396960), (52928, 392715), (58180, 357264), (59544, 349080), (66160, 314172), (69816, 297720), (74430, 279264), (78543, 264640), (79392, 261810), (87270, 238176), (89316, 232720), (93088, 223290), (99240, 209448), (104724, 198480), (111645, 186176), (116360, 178632), (119088, 174540), (130905, 158784), (132320, 157086), (139632, 148860)]