260651520

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{419}}^1$

素因数の和:457

約数の個数: 240

約数和(自身を含む): 938377440

約数和(自身を除く): 677725920

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 419, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 838, 864, 960, 972, 1080, 1152, 1215, 1257, 1280, 1296, 1440, 1536, 1620, 1676, 1728, 1920, 1944, 2095, 2160, 2304, 2430, 2514, 2560, 2592, 2880, 3240, 3352, 3456, 3771, 3840, 3888, 4190, 4320, 4608, 4860, 5028, 5184, 5760, 6285, 6480, 6704, 6912, 7542, 7680, 7776, 8380, 8640, 9720, 10056, 10368, 11313, 11520, 12570, 12960, 13408, 13824, 15084, 15552, 16760, 17280, 18855, 19440, 20112, 20736, 22626, 23040, 25140, 25920, 26816, 30168, 31104, 33520, 33939, 34560, 37710, 38880, 40224, 41472, 45252, 50280, 51840, 53632, 56565, 60336, 62208, 67040, 67878, 69120, 75420, 77760, 80448, 90504, 100560, 101817, 103680, 107264, 113130, 120672, 124416, 134080, 135756, 150840, 155520, 160896, 169695, 181008, 201120, 203634, 207360, 214528, 226260, 241344, 268160, 271512, 301680, 311040, 321792, 339390, 362016, 402240, 407268, 452520, 482688, 509085, 536320, 543024, 603360, 622080, 643584, 678780, 724032, 804480, 814536, 905040, 965376, 1018170, 1072640, 1086048, 1206720, 1357560, 1448064, 1608960, 1629072, 1810080, 1930752, 2036340, 2172096, 2413440, 2715120, 2896128, 3217920, 3258144, 3620160, 4072680, 4344192, 4826880, 5430240, 5792256, 6516288, 7240320, 8145360, 8688384, 9653760, 10860480, 13032576, 14480640, 16290720, 17376768, 21720960, 26065152, 28961280, 32581440, 43441920, 52130304, 65162880, 86883840, 130325760, 260651520]

約数ペア:

[(1, 260651520), (2, 130325760), (3, 86883840), (4, 65162880), (5, 52130304), (6, 43441920), (8, 32581440), (9, 28961280), (10, 26065152), (12, 21720960), (15, 17376768), (16, 16290720), (18, 14480640), (20, 13032576), (24, 10860480), (27, 9653760), (30, 8688384), (32, 8145360), (36, 7240320), (40, 6516288), (45, 5792256), (48, 5430240), (54, 4826880), (60, 4344192), (64, 4072680), (72, 3620160), (80, 3258144), (81, 3217920), (90, 2896128), (96, 2715120), (108, 2413440), (120, 2172096), (128, 2036340), (135, 1930752), (144, 1810080), (160, 1629072), (162, 1608960), (180, 1448064), (192, 1357560), (216, 1206720), (240, 1086048), (243, 1072640), (256, 1018170), (270, 965376), (288, 905040), (320, 814536), (324, 804480), (360, 724032), (384, 678780), (405, 643584), (419, 622080), (432, 603360), (480, 543024), (486, 536320), (512, 509085), (540, 482688), (576, 452520), (640, 407268), (648, 402240), (720, 362016), (768, 339390), (810, 321792), (838, 311040), (864, 301680), (960, 271512), (972, 268160), (1080, 241344), (1152, 226260), (1215, 214528), (1257, 207360), (1280, 203634), (1296, 201120), (1440, 181008), (1536, 169695), (1620, 160896), (1676, 155520), (1728, 150840), (1920, 135756), (1944, 134080), (2095, 124416), (2160, 120672), (2304, 113130), (2430, 107264), (2514, 103680), (2560, 101817), (2592, 100560), (2880, 90504), (3240, 80448), (3352, 77760), (3456, 75420), (3771, 69120), (3840, 67878), (3888, 67040), (4190, 62208), (4320, 60336), (4608, 56565), (4860, 53632), (5028, 51840), (5184, 50280), (5760, 45252), (6285, 41472), (6480, 40224), (6704, 38880), (6912, 37710), (7542, 34560), (7680, 33939), (7776, 33520), (8380, 31104), (8640, 30168), (9720, 26816), (10056, 25920), (10368, 25140), (11313, 23040), (11520, 22626), (12570, 20736), (12960, 20112), (13408, 19440), (13824, 18855), (15084, 17280), (15552, 16760)]