19827283840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5581}}^1$

素因数の和:5681

約数の個数: 256

約数和(自身を含む): 59304954240

約数和(自身を除く): 39477670400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 61, 64, 65, 70, 80, 91, 104, 112, 122, 128, 130, 140, 160, 182, 208, 224, 244, 260, 280, 305, 320, 364, 416, 427, 448, 455, 488, 520, 560, 610, 640, 728, 793, 832, 854, 896, 910, 976, 1040, 1120, 1220, 1456, 1586, 1664, 1708, 1820, 1952, 2080, 2135, 2240, 2440, 2912, 3172, 3416, 3640, 3904, 3965, 4160, 4270, 4480, 4880, 5551, 5581, 5824, 6344, 6832, 7280, 7808, 7930, 8320, 8540, 9760, 11102, 11162, 11648, 12688, 13664, 14560, 15860, 17080, 19520, 22204, 22324, 25376, 27328, 27755, 27905, 29120, 31720, 34160, 39040, 39067, 44408, 44648, 50752, 54656, 55510, 55810, 58240, 63440, 68320, 72553, 78134, 88816, 89296, 101504, 111020, 111620, 126880, 136640, 145106, 156268, 177632, 178592, 195335, 222040, 223240, 253760, 273280, 290212, 312536, 340441, 355264, 357184, 362765, 390670, 444080, 446480, 507520, 507871, 580424, 625072, 680882, 710528, 714368, 725530, 781340, 888160, 892960, 1015742, 1160848, 1250144, 1361764, 1451060, 1562680, 1702205, 1776320, 1785920, 2031484, 2321696, 2383087, 2500288, 2539355, 2723528, 2902120, 3125360, 3404410, 3552640, 3571840, 4062968, 4425733, 4643392, 4766174, 5000576, 5078710, 5447056, 5804240, 6250720, 6808820, 8125936, 8851466, 9286784, 9532348, 10157420, 10894112, 11608480, 11915435, 12501440, 13617640, 16251872, 17702932, 19064696, 20314840, 21788224, 22128665, 23216960, 23830870, 25002880, 27235280, 30980131, 32503744, 35405864, 38129392, 40629680, 43576448, 44257330, 46433920, 47661740, 54470560, 61960262, 65007488, 70811728, 76258784, 81259360, 88514660, 95323480, 108941120, 123920524, 141623456, 152517568, 154900655, 162518720, 177029320, 190646960, 217882240, 247841048, 283246912, 305035136, 309801310, 325037440, 354058640, 381293920, 495682096, 566493824, 619602620, 708117280, 762587840, 991364192, 1239205240, 1416234560, 1525175680, 1982728384, 2478410480, 2832469120, 3965456768, 4956820960, 9913641920, 19827283840]

約数ペア:

[(1, 19827283840), (2, 9913641920), (4, 4956820960), (5, 3965456768), (7, 2832469120), (8, 2478410480), (10, 1982728384), (13, 1525175680), (14, 1416234560), (16, 1239205240), (20, 991364192), (26, 762587840), (28, 708117280), (32, 619602620), (35, 566493824), (40, 495682096), (52, 381293920), (56, 354058640), (61, 325037440), (64, 309801310), (65, 305035136), (70, 283246912), (80, 247841048), (91, 217882240), (104, 190646960), (112, 177029320), (122, 162518720), (128, 154900655), (130, 152517568), (140, 141623456), (160, 123920524), (182, 108941120), (208, 95323480), (224, 88514660), (244, 81259360), (260, 76258784), (280, 70811728), (305, 65007488), (320, 61960262), (364, 54470560), (416, 47661740), (427, 46433920), (448, 44257330), (455, 43576448), (488, 40629680), (520, 38129392), (560, 35405864), (610, 32503744), (640, 30980131), (728, 27235280), (793, 25002880), (832, 23830870), (854, 23216960), (896, 22128665), (910, 21788224), (976, 20314840), (1040, 19064696), (1120, 17702932), (1220, 16251872), (1456, 13617640), (1586, 12501440), (1664, 11915435), (1708, 11608480), (1820, 10894112), (1952, 10157420), (2080, 9532348), (2135, 9286784), (2240, 8851466), (2440, 8125936), (2912, 6808820), (3172, 6250720), (3416, 5804240), (3640, 5447056), (3904, 5078710), (3965, 5000576), (4160, 4766174), (4270, 4643392), (4480, 4425733), (4880, 4062968), (5551, 3571840), (5581, 3552640), (5824, 3404410), (6344, 3125360), (6832, 2902120), (7280, 2723528), (7808, 2539355), (7930, 2500288), (8320, 2383087), (8540, 2321696), (9760, 2031484), (11102, 1785920), (11162, 1776320), (11648, 1702205), (12688, 1562680), (13664, 1451060), (14560, 1361764), (15860, 1250144), (17080, 1160848), (19520, 1015742), (22204, 892960), (22324, 888160), (25376, 781340), (27328, 725530), (27755, 714368), (27905, 710528), (29120, 680882), (31720, 625072), (34160, 580424), (39040, 507871), (39067, 507520), (44408, 446480), (44648, 444080), (50752, 390670), (54656, 362765), (55510, 357184), (55810, 355264), (58240, 340441), (63440, 312536), (68320, 290212), (72553, 273280), (78134, 253760), (88816, 223240), (89296, 222040), (101504, 195335), (111020, 178592), (111620, 177632), (126880, 156268), (136640, 145106)]