178359120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 633245184

約数和(自身を除く): 454886064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 61, 62, 72, 80, 90, 93, 120, 122, 124, 131, 144, 155, 180, 183, 186, 240, 244, 248, 262, 279, 305, 310, 360, 366, 372, 393, 465, 488, 496, 524, 549, 558, 610, 620, 655, 720, 732, 744, 786, 915, 930, 976, 1048, 1098, 1116, 1179, 1220, 1240, 1310, 1395, 1464, 1488, 1572, 1830, 1860, 1891, 1965, 2096, 2196, 2232, 2358, 2440, 2480, 2620, 2745, 2790, 2928, 3144, 3660, 3720, 3782, 3930, 4061, 4392, 4464, 4716, 4880, 5240, 5490, 5580, 5673, 5895, 6288, 7320, 7440, 7564, 7860, 7991, 8122, 8784, 9432, 9455, 10480, 10980, 11160, 11346, 11790, 12183, 14640, 15128, 15720, 15982, 16244, 17019, 18864, 18910, 20305, 21960, 22320, 22692, 23580, 23973, 24366, 28365, 30256, 31440, 31964, 32488, 34038, 36549, 37820, 39955, 40610, 43920, 45384, 47160, 47946, 48732, 56730, 60915, 63928, 64976, 68076, 71919, 73098, 75640, 79910, 81220, 85095, 90768, 94320, 95892, 97464, 113460, 119865, 121830, 127856, 136152, 143838, 146196, 151280, 159820, 162440, 170190, 182745, 191784, 194928, 226920, 239730, 243660, 247721, 272304, 287676, 292392, 319640, 324880, 340380, 359595, 365490, 383568, 453840, 479460, 487320, 495442, 575352, 584784, 639280, 680760, 719190, 730980, 743163, 958920, 974640, 990884, 1150704, 1238605, 1361520, 1438380, 1461960, 1486326, 1917840, 1981768, 2229489, 2477210, 2876760, 2923920, 2972652, 3715815, 3963536, 4458978, 4954420, 5753520, 5945304, 7431630, 8917956, 9908840, 11147445, 11890608, 14863260, 17835912, 19817680, 22294890, 29726520, 35671824, 44589780, 59453040, 89179560, 178359120]

約数ペア:

[(1, 178359120), (2, 89179560), (3, 59453040), (4, 44589780), (5, 35671824), (6, 29726520), (8, 22294890), (9, 19817680), (10, 17835912), (12, 14863260), (15, 11890608), (16, 11147445), (18, 9908840), (20, 8917956), (24, 7431630), (30, 5945304), (31, 5753520), (36, 4954420), (40, 4458978), (45, 3963536), (48, 3715815), (60, 2972652), (61, 2923920), (62, 2876760), (72, 2477210), (80, 2229489), (90, 1981768), (93, 1917840), (120, 1486326), (122, 1461960), (124, 1438380), (131, 1361520), (144, 1238605), (155, 1150704), (180, 990884), (183, 974640), (186, 958920), (240, 743163), (244, 730980), (248, 719190), (262, 680760), (279, 639280), (305, 584784), (310, 575352), (360, 495442), (366, 487320), (372, 479460), (393, 453840), (465, 383568), (488, 365490), (496, 359595), (524, 340380), (549, 324880), (558, 319640), (610, 292392), (620, 287676), (655, 272304), (720, 247721), (732, 243660), (744, 239730), (786, 226920), (915, 194928), (930, 191784), (976, 182745), (1048, 170190), (1098, 162440), (1116, 159820), (1179, 151280), (1220, 146196), (1240, 143838), (1310, 136152), (1395, 127856), (1464, 121830), (1488, 119865), (1572, 113460), (1830, 97464), (1860, 95892), (1891, 94320), (1965, 90768), (2096, 85095), (2196, 81220), (2232, 79910), (2358, 75640), (2440, 73098), (2480, 71919), (2620, 68076), (2745, 64976), (2790, 63928), (2928, 60915), (3144, 56730), (3660, 48732), (3720, 47946), (3782, 47160), (3930, 45384), (4061, 43920), (4392, 40610), (4464, 39955), (4716, 37820), (4880, 36549), (5240, 34038), (5490, 32488), (5580, 31964), (5673, 31440), (5895, 30256), (6288, 28365), (7320, 24366), (7440, 23973), (7564, 23580), (7860, 22692), (7991, 22320), (8122, 21960), (8784, 20305), (9432, 18910), (9455, 18864), (10480, 17019), (10980, 16244), (11160, 15982), (11346, 15720), (11790, 15128), (12183, 14640)]