255795840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 256

約数和(自身を含む): 920937600

約数和(自身を除く): 665141760

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, 113, 120, 128, 131, 135, 144, 160, 180, 192, 216, 226, 240, 262, 270, 288, 320, 339, 360, 384, 393, 432, 452, 480, 524, 540, 565, 576, 640, 655, 678, 720, 786, 864, 904, 960, 1017, 1048, 1080, 1130, 1152, 1179, 1310, 1356, 1440, 1572, 1695, 1728, 1808, 1920, 1965, 2034, 2096, 2160, 2260, 2358, 2620, 2712, 2880, 3051, 3144, 3390, 3456, 3537, 3616, 3930, 4068, 4192, 4320, 4520, 4716, 5085, 5240, 5424, 5760, 5895, 6102, 6288, 6780, 7074, 7232, 7860, 8136, 8384, 8640, 9040, 9432, 10170, 10480, 10848, 11790, 12204, 12576, 13560, 14148, 14464, 14803, 15255, 15720, 16272, 16768, 17280, 17685, 18080, 18864, 20340, 20960, 21696, 23580, 24408, 25152, 27120, 28296, 29606, 30510, 31440, 32544, 35370, 36160, 37728, 40680, 41920, 43392, 44409, 47160, 48816, 50304, 54240, 56592, 59212, 61020, 62880, 65088, 70740, 72320, 74015, 75456, 81360, 83840, 88818, 94320, 97632, 108480, 113184, 118424, 122040, 125760, 130176, 133227, 141480, 148030, 150912, 162720, 177636, 188640, 195264, 216960, 222045, 226368, 236848, 244080, 251520, 266454, 282960, 296060, 325440, 355272, 377280, 390528, 399681, 444090, 452736, 473696, 488160, 532908, 565920, 592120, 650880, 666135, 710544, 754560, 799362, 888180, 947392, 976320, 1065816, 1131840, 1184240, 1332270, 1421088, 1598724, 1776360, 1894784, 1952640, 1998405, 2131632, 2263680, 2368480, 2664540, 2842176, 3197448, 3552720, 3996810, 4263264, 4736960, 5329080, 5684352, 6394896, 7105440, 7993620, 8526528, 9473920, 10658160, 12789792, 14210880, 15987240, 17053056, 21316320, 25579584, 28421760, 31974480, 42632640, 51159168, 63948960, 85265280, 127897920, 255795840]

約数ペア:

[(1, 255795840), (2, 127897920), (3, 85265280), (4, 63948960), (5, 51159168), (6, 42632640), (8, 31974480), (9, 28421760), (10, 25579584), (12, 21316320), (15, 17053056), (16, 15987240), (18, 14210880), (20, 12789792), (24, 10658160), (27, 9473920), (30, 8526528), (32, 7993620), (36, 7105440), (40, 6394896), (45, 5684352), (48, 5329080), (54, 4736960), (60, 4263264), (64, 3996810), (72, 3552720), (80, 3197448), (90, 2842176), (96, 2664540), (108, 2368480), (113, 2263680), (120, 2131632), (128, 1998405), (131, 1952640), (135, 1894784), (144, 1776360), (160, 1598724), (180, 1421088), (192, 1332270), (216, 1184240), (226, 1131840), (240, 1065816), (262, 976320), (270, 947392), (288, 888180), (320, 799362), (339, 754560), (360, 710544), (384, 666135), (393, 650880), (432, 592120), (452, 565920), (480, 532908), (524, 488160), (540, 473696), (565, 452736), (576, 444090), (640, 399681), (655, 390528), (678, 377280), (720, 355272), (786, 325440), (864, 296060), (904, 282960), (960, 266454), (1017, 251520), (1048, 244080), (1080, 236848), (1130, 226368), (1152, 222045), (1179, 216960), (1310, 195264), (1356, 188640), (1440, 177636), (1572, 162720), (1695, 150912), (1728, 148030), (1808, 141480), (1920, 133227), (1965, 130176), (2034, 125760), (2096, 122040), (2160, 118424), (2260, 113184), (2358, 108480), (2620, 97632), (2712, 94320), (2880, 88818), (3051, 83840), (3144, 81360), (3390, 75456), (3456, 74015), (3537, 72320), (3616, 70740), (3930, 65088), (4068, 62880), (4192, 61020), (4320, 59212), (4520, 56592), (4716, 54240), (5085, 50304), (5240, 48816), (5424, 47160), (5760, 44409), (5895, 43392), (6102, 41920), (6288, 40680), (6780, 37728), (7074, 36160), (7232, 35370), (7860, 32544), (8136, 31440), (8384, 30510), (8640, 29606), (9040, 28296), (9432, 27120), (10170, 25152), (10480, 24408), (10848, 23580), (11790, 21696), (12204, 20960), (12576, 20340), (13560, 18864), (14148, 18080), (14464, 17685), (14803, 17280), (15255, 16768), (15720, 16272)]