21318082560

素因数分解:

$2^{13}\times 3^2\times 5^1\times {\mathrm{57829}}^1$

素因数の和:57866

約数の個数: 168

約数和(自身を含む): 73899453420

約数和(自身を除く): 52581370860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4096, 4608, 5120, 5760, 6144, 7680, 8192, 9216, 10240, 11520, 12288, 15360, 18432, 20480, 23040, 24576, 30720, 36864, 40960, 46080, 57829, 61440, 73728, 92160, 115658, 122880, 173487, 184320, 231316, 289145, 346974, 368640, 462632, 520461, 578290, 693948, 867435, 925264, 1040922, 1156580, 1387896, 1734870, 1850528, 2081844, 2313160, 2602305, 2775792, 3469740, 3701056, 4163688, 4626320, 5204610, 5551584, 6939480, 7402112, 8327376, 9252640, 10409220, 11103168, 13878960, 14804224, 16654752, 18505280, 20818440, 22206336, 27757920, 29608448, 33309504, 37010560, 41636880, 44412672, 55515840, 59216896, 66619008, 74021120, 83273760, 88825344, 111031680, 118433792, 133238016, 148042240, 166547520, 177650688, 222063360, 236867584, 266476032, 296084480, 333095040, 355301376, 444126720, 473735168, 532952064, 592168960, 666190080, 710602752, 888253440, 1065904128, 1184337920, 1332380160, 1421205504, 1776506880, 2131808256, 2368675840, 2664760320, 3553013760, 4263616512, 5329520640, 7106027520, 10659041280, 21318082560]

約数ペア:

[(1, 21318082560), (2, 10659041280), (3, 7106027520), (4, 5329520640), (5, 4263616512), (6, 3553013760), (8, 2664760320), (9, 2368675840), (10, 2131808256), (12, 1776506880), (15, 1421205504), (16, 1332380160), (18, 1184337920), (20, 1065904128), (24, 888253440), (30, 710602752), (32, 666190080), (36, 592168960), (40, 532952064), (45, 473735168), (48, 444126720), (60, 355301376), (64, 333095040), (72, 296084480), (80, 266476032), (90, 236867584), (96, 222063360), (120, 177650688), (128, 166547520), (144, 148042240), (160, 133238016), (180, 118433792), (192, 111031680), (240, 88825344), (256, 83273760), (288, 74021120), (320, 66619008), (360, 59216896), (384, 55515840), (480, 44412672), (512, 41636880), (576, 37010560), (640, 33309504), (720, 29608448), (768, 27757920), (960, 22206336), (1024, 20818440), (1152, 18505280), (1280, 16654752), (1440, 14804224), (1536, 13878960), (1920, 11103168), (2048, 10409220), (2304, 9252640), (2560, 8327376), (2880, 7402112), (3072, 6939480), (3840, 5551584), (4096, 5204610), (4608, 4626320), (5120, 4163688), (5760, 3701056), (6144, 3469740), (7680, 2775792), (8192, 2602305), (9216, 2313160), (10240, 2081844), (11520, 1850528), (12288, 1734870), (15360, 1387896), (18432, 1156580), (20480, 1040922), (23040, 925264), (24576, 867435), (30720, 693948), (36864, 578290), (40960, 520461), (46080, 462632), (57829, 368640), (61440, 346974), (73728, 289145), (92160, 231316), (115658, 184320), (122880, 173487)]