390977280

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{419}}^1$

素因数の和:458

約数の個数: 252

約数和(自身を含む): 1407477960

約数和(自身を除く): 1016500680

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, 540, 576, 640, 648, 720, 729, 768, 810, 838, 864, 960, 972, 1080, 1152, 1215, 1257, 1280, 1296, 1440, 1458, 1620, 1676, 1728, 1920, 1944, 2095, 2160, 2304, 2430, 2514, 2592, 2880, 2916, 3240, 3352, 3456, 3645, 3771, 3840, 3888, 4190, 4320, 4860, 5028, 5184, 5760, 5832, 6285, 6480, 6704, 6912, 7290, 7542, 7776, 8380, 8640, 9720, 10056, 10368, 11313, 11520, 11664, 12570, 12960, 13408, 14580, 15084, 15552, 16760, 17280, 18855, 19440, 20112, 20736, 22626, 23328, 25140, 25920, 26816, 29160, 30168, 31104, 33520, 33939, 34560, 37710, 38880, 40224, 45252, 46656, 50280, 51840, 53632, 56565, 58320, 60336, 62208, 67040, 67878, 75420, 77760, 80448, 90504, 93312, 100560, 101817, 103680, 107264, 113130, 116640, 120672, 134080, 135756, 150840, 155520, 160896, 169695, 181008, 186624, 201120, 203634, 226260, 233280, 241344, 268160, 271512, 301680, 305451, 311040, 321792, 339390, 362016, 402240, 407268, 452520, 466560, 482688, 509085, 536320, 543024, 603360, 610902, 678780, 724032, 804480, 814536, 905040, 933120, 965376, 1018170, 1086048, 1206720, 1221804, 1357560, 1448064, 1527255, 1608960, 1629072, 1810080, 2036340, 2172096, 2413440, 2443608, 2715120, 2896128, 3054510, 3258144, 3620160, 4072680, 4344192, 4826880, 4887216, 5430240, 6109020, 6516288, 7240320, 8145360, 8688384, 9774432, 10860480, 12218040, 13032576, 14480640, 16290720, 19548864, 21720960, 24436080, 26065152, 32581440, 39097728, 43441920, 48872160, 65162880, 78195456, 97744320, 130325760, 195488640, 390977280]

約数ペア:

[(1, 390977280), (2, 195488640), (3, 130325760), (4, 97744320), (5, 78195456), (6, 65162880), (8, 48872160), (9, 43441920), (10, 39097728), (12, 32581440), (15, 26065152), (16, 24436080), (18, 21720960), (20, 19548864), (24, 16290720), (27, 14480640), (30, 13032576), (32, 12218040), (36, 10860480), (40, 9774432), (45, 8688384), (48, 8145360), (54, 7240320), (60, 6516288), (64, 6109020), (72, 5430240), (80, 4887216), (81, 4826880), (90, 4344192), (96, 4072680), (108, 3620160), (120, 3258144), (128, 3054510), (135, 2896128), (144, 2715120), (160, 2443608), (162, 2413440), (180, 2172096), (192, 2036340), (216, 1810080), (240, 1629072), (243, 1608960), (256, 1527255), (270, 1448064), (288, 1357560), (320, 1221804), (324, 1206720), (360, 1086048), (384, 1018170), (405, 965376), (419, 933120), (432, 905040), (480, 814536), (486, 804480), (540, 724032), (576, 678780), (640, 610902), (648, 603360), (720, 543024), (729, 536320), (768, 509085), (810, 482688), (838, 466560), (864, 452520), (960, 407268), (972, 402240), (1080, 362016), (1152, 339390), (1215, 321792), (1257, 311040), (1280, 305451), (1296, 301680), (1440, 271512), (1458, 268160), (1620, 241344), (1676, 233280), (1728, 226260), (1920, 203634), (1944, 201120), (2095, 186624), (2160, 181008), (2304, 169695), (2430, 160896), (2514, 155520), (2592, 150840), (2880, 135756), (2916, 134080), (3240, 120672), (3352, 116640), (3456, 113130), (3645, 107264), (3771, 103680), (3840, 101817), (3888, 100560), (4190, 93312), (4320, 90504), (4860, 80448), (5028, 77760), (5184, 75420), (5760, 67878), (5832, 67040), (6285, 62208), (6480, 60336), (6704, 58320), (6912, 56565), (7290, 53632), (7542, 51840), (7776, 50280), (8380, 46656), (8640, 45252), (9720, 40224), (10056, 38880), (10368, 37710), (11313, 34560), (11520, 33939), (11664, 33520), (12570, 31104), (12960, 30168), (13408, 29160), (14580, 26816), (15084, 25920), (15552, 25140), (16760, 23328), (17280, 22626), (18855, 20736), (19440, 20112)]