181271520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:295

約数の個数: 240

約数和(自身を含む): 652040928

約数和(自身を除く): 470769408

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, 71, 72, 80, 81, 90, 96, 108, 120, 135, 142, 144, 160, 162, 180, 197, 213, 216, 240, 270, 284, 288, 324, 355, 360, 394, 405, 426, 432, 480, 540, 568, 591, 639, 648, 710, 720, 788, 810, 852, 864, 985, 1065, 1080, 1136, 1182, 1278, 1296, 1420, 1440, 1576, 1620, 1704, 1773, 1917, 1970, 2130, 2160, 2272, 2364, 2556, 2592, 2840, 2955, 3152, 3195, 3240, 3408, 3546, 3834, 3940, 4260, 4320, 4728, 5112, 5319, 5680, 5751, 5910, 6304, 6390, 6480, 6816, 7092, 7668, 7880, 8520, 8865, 9456, 9585, 10224, 10638, 11360, 11502, 11820, 12780, 12960, 13987, 14184, 15336, 15760, 15957, 17040, 17730, 18912, 19170, 20448, 21276, 23004, 23640, 25560, 26595, 27974, 28368, 28755, 30672, 31520, 31914, 34080, 35460, 38340, 41961, 42552, 46008, 47280, 51120, 53190, 55948, 56736, 57510, 61344, 63828, 69935, 70920, 76680, 79785, 83922, 85104, 92016, 94560, 102240, 106380, 111896, 115020, 125883, 127656, 139870, 141840, 153360, 159570, 167844, 170208, 184032, 209805, 212760, 223792, 230040, 251766, 255312, 279740, 283680, 306720, 319140, 335688, 377649, 419610, 425520, 447584, 460080, 503532, 510624, 559480, 629415, 638280, 671376, 755298, 839220, 851040, 920160, 1007064, 1118960, 1132947, 1258830, 1276560, 1342752, 1510596, 1678440, 1888245, 2014128, 2237920, 2265894, 2517660, 2553120, 3021192, 3356880, 3776490, 4028256, 4531788, 5035320, 5664735, 6042384, 6713760, 7552980, 9063576, 10070640, 11329470, 12084768, 15105960, 18127152, 20141280, 22658940, 30211920, 36254304, 45317880, 60423840, 90635760, 181271520]

約数ペア:

[(1, 181271520), (2, 90635760), (3, 60423840), (4, 45317880), (5, 36254304), (6, 30211920), (8, 22658940), (9, 20141280), (10, 18127152), (12, 15105960), (15, 12084768), (16, 11329470), (18, 10070640), (20, 9063576), (24, 7552980), (27, 6713760), (30, 6042384), (32, 5664735), (36, 5035320), (40, 4531788), (45, 4028256), (48, 3776490), (54, 3356880), (60, 3021192), (71, 2553120), (72, 2517660), (80, 2265894), (81, 2237920), (90, 2014128), (96, 1888245), (108, 1678440), (120, 1510596), (135, 1342752), (142, 1276560), (144, 1258830), (160, 1132947), (162, 1118960), (180, 1007064), (197, 920160), (213, 851040), (216, 839220), (240, 755298), (270, 671376), (284, 638280), (288, 629415), (324, 559480), (355, 510624), (360, 503532), (394, 460080), (405, 447584), (426, 425520), (432, 419610), (480, 377649), (540, 335688), (568, 319140), (591, 306720), (639, 283680), (648, 279740), (710, 255312), (720, 251766), (788, 230040), (810, 223792), (852, 212760), (864, 209805), (985, 184032), (1065, 170208), (1080, 167844), (1136, 159570), (1182, 153360), (1278, 141840), (1296, 139870), (1420, 127656), (1440, 125883), (1576, 115020), (1620, 111896), (1704, 106380), (1773, 102240), (1917, 94560), (1970, 92016), (2130, 85104), (2160, 83922), (2272, 79785), (2364, 76680), (2556, 70920), (2592, 69935), (2840, 63828), (2955, 61344), (3152, 57510), (3195, 56736), (3240, 55948), (3408, 53190), (3546, 51120), (3834, 47280), (3940, 46008), (4260, 42552), (4320, 41961), (4728, 38340), (5112, 35460), (5319, 34080), (5680, 31914), (5751, 31520), (5910, 30672), (6304, 28755), (6390, 28368), (6480, 27974), (6816, 26595), (7092, 25560), (7668, 23640), (7880, 23004), (8520, 21276), (8865, 20448), (9456, 19170), (9585, 18912), (10224, 17730), (10638, 17040), (11360, 15957), (11502, 15760), (11820, 15336), (12780, 14184), (12960, 13987)]