238979520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1$

素因数の和:540

約数の個数: 252

約数和(自身を含む): 891896616

約数和(自身を除く): 652917096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 338, 360, 390, 416, 468, 480, 491, 507, 520, 576, 585, 624, 676, 720, 780, 832, 845, 936, 960, 982, 1014, 1040, 1170, 1248, 1352, 1440, 1473, 1521, 1560, 1690, 1872, 1964, 2028, 2080, 2340, 2455, 2496, 2535, 2704, 2880, 2946, 3042, 3120, 3380, 3744, 3928, 4056, 4160, 4419, 4680, 4910, 5070, 5408, 5892, 6084, 6240, 6383, 6760, 7365, 7488, 7605, 7856, 8112, 8838, 9360, 9820, 10140, 10816, 11784, 12168, 12480, 12766, 13520, 14730, 15210, 15712, 16224, 17676, 18720, 19149, 19640, 20280, 22095, 23568, 24336, 25532, 27040, 29460, 30420, 31424, 31915, 32448, 35352, 37440, 38298, 39280, 40560, 44190, 47136, 48672, 51064, 54080, 57447, 58920, 60840, 63830, 70704, 76596, 78560, 81120, 82979, 88380, 94272, 95745, 97344, 102128, 114894, 117840, 121680, 127660, 141408, 153192, 157120, 162240, 165958, 176760, 191490, 204256, 229788, 235680, 243360, 248937, 255320, 282816, 287235, 306384, 331916, 353520, 382980, 408512, 414895, 459576, 471360, 486720, 497874, 510640, 574470, 612768, 663832, 707040, 746811, 765960, 829790, 919152, 995748, 1021280, 1148940, 1225536, 1244685, 1327664, 1414080, 1493622, 1531920, 1659580, 1838304, 1991496, 2042560, 2297880, 2489370, 2655328, 2987244, 3063840, 3319160, 3676608, 3734055, 3982992, 4595760, 4978740, 5310656, 5974488, 6127680, 6638320, 7468110, 7965984, 9191520, 9957480, 11948976, 13276640, 14936220, 15931968, 18383040, 19914960, 23897952, 26553280, 29872440, 39829920, 47795904, 59744880, 79659840, 119489760, 238979520]

約数ペア:

[(1, 238979520), (2, 119489760), (3, 79659840), (4, 59744880), (5, 47795904), (6, 39829920), (8, 29872440), (9, 26553280), (10, 23897952), (12, 19914960), (13, 18383040), (15, 15931968), (16, 14936220), (18, 13276640), (20, 11948976), (24, 9957480), (26, 9191520), (30, 7965984), (32, 7468110), (36, 6638320), (39, 6127680), (40, 5974488), (45, 5310656), (48, 4978740), (52, 4595760), (60, 3982992), (64, 3734055), (65, 3676608), (72, 3319160), (78, 3063840), (80, 2987244), (90, 2655328), (96, 2489370), (104, 2297880), (117, 2042560), (120, 1991496), (130, 1838304), (144, 1659580), (156, 1531920), (160, 1493622), (169, 1414080), (180, 1327664), (192, 1244685), (195, 1225536), (208, 1148940), (234, 1021280), (240, 995748), (260, 919152), (288, 829790), (312, 765960), (320, 746811), (338, 707040), (360, 663832), (390, 612768), (416, 574470), (468, 510640), (480, 497874), (491, 486720), (507, 471360), (520, 459576), (576, 414895), (585, 408512), (624, 382980), (676, 353520), (720, 331916), (780, 306384), (832, 287235), (845, 282816), (936, 255320), (960, 248937), (982, 243360), (1014, 235680), (1040, 229788), (1170, 204256), (1248, 191490), (1352, 176760), (1440, 165958), (1473, 162240), (1521, 157120), (1560, 153192), (1690, 141408), (1872, 127660), (1964, 121680), (2028, 117840), (2080, 114894), (2340, 102128), (2455, 97344), (2496, 95745), (2535, 94272), (2704, 88380), (2880, 82979), (2946, 81120), (3042, 78560), (3120, 76596), (3380, 70704), (3744, 63830), (3928, 60840), (4056, 58920), (4160, 57447), (4419, 54080), (4680, 51064), (4910, 48672), (5070, 47136), (5408, 44190), (5892, 40560), (6084, 39280), (6240, 38298), (6383, 37440), (6760, 35352), (7365, 32448), (7488, 31915), (7605, 31424), (7856, 30420), (8112, 29460), (8838, 27040), (9360, 25532), (9820, 24336), (10140, 23568), (10816, 22095), (11784, 20280), (12168, 19640), (12480, 19149), (12766, 18720), (13520, 17676), (14730, 16224), (15210, 15712)]