18816887160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:451

約数の個数: 384

約数和(自身を含む): 64958699520

約数和(自身を除く): 46141812360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 61, 62, 72, 90, 93, 120, 122, 124, 131, 155, 180, 183, 186, 211, 244, 248, 262, 279, 305, 310, 360, 366, 372, 393, 422, 465, 488, 524, 549, 558, 610, 620, 633, 655, 732, 744, 786, 844, 915, 930, 1048, 1055, 1098, 1116, 1179, 1220, 1240, 1266, 1310, 1395, 1464, 1572, 1688, 1830, 1860, 1891, 1899, 1965, 2110, 2196, 2232, 2358, 2440, 2532, 2620, 2745, 2790, 3144, 3165, 3660, 3720, 3782, 3798, 3930, 4061, 4220, 4392, 4716, 5064, 5240, 5490, 5580, 5673, 5895, 6330, 6541, 7320, 7564, 7596, 7860, 7991, 8122, 8440, 9432, 9455, 9495, 10980, 11160, 11346, 11790, 12183, 12660, 12871, 13082, 15128, 15192, 15720, 15982, 16244, 17019, 18910, 18990, 19623, 20305, 21960, 22692, 23580, 23973, 24366, 25320, 25742, 26164, 27641, 28365, 31964, 32488, 32705, 34038, 36549, 37820, 37980, 38613, 39246, 39955, 40610, 45384, 47160, 47946, 48732, 51484, 52328, 55282, 56730, 58869, 60915, 63928, 64355, 65410, 68076, 71919, 73098, 75640, 75960, 77226, 78492, 79910, 81220, 82923, 85095, 95892, 97464, 98115, 102968, 110564, 113460, 115839, 117738, 119865, 121830, 128710, 130820, 136152, 138205, 143838, 146196, 154452, 156984, 159820, 162440, 165846, 170190, 182745, 191784, 193065, 196230, 221128, 226920, 231678, 235476, 239730, 243660, 247721, 248769, 257420, 261640, 276410, 287676, 292392, 294345, 308904, 319640, 331692, 340380, 359595, 365490, 386130, 392460, 399001, 414615, 463356, 470952, 479460, 487320, 495442, 497538, 514840, 552820, 575352, 579195, 588690, 663384, 680760, 719190, 730980, 743163, 772260, 784920, 798002, 829230, 856871, 926712, 958920, 990884, 995076, 1105640, 1158390, 1177380, 1197003, 1238605, 1243845, 1438380, 1461960, 1486326, 1544520, 1596004, 1658460, 1686101, 1713742, 1981768, 1990152, 1995005, 2229489, 2316780, 2354760, 2394006, 2477210, 2487690, 2570613, 2876760, 2972652, 3192008, 3316920, 3372202, 3427484, 3591009, 3715815, 3990010, 4284355, 4458978, 4633560, 4788012, 4954420, 4975380, 5058303, 5141226, 5945304, 5985015, 6744404, 6854968, 7182018, 7431630, 7711839, 7980020, 8430505, 8568710, 8917956, 9576024, 9908840, 9950760, 10116606, 10282452, 11147445, 11970030, 12853065, 13488808, 14364036, 14863260, 15174909, 15423678, 15960040, 16861010, 17137420, 17835912, 17955045, 20233212, 20564904, 22294890, 23940060, 25291515, 25706130, 28728072, 29726520, 30349818, 30847356, 33722020, 34274840, 35910090, 38559195, 40466424, 44589780, 47880120, 50583030, 51412260, 52269131, 60699636, 61694712, 67444040, 71820180, 75874545, 77118390, 89179560, 101166060, 102824520, 104538262, 121399272, 143640360, 151749090, 154236780, 156807393, 202332120, 209076524, 261345655, 303498180, 308473560, 313614786, 418153048, 470422179, 522691310, 606996360, 627229572, 784036965, 940844358, 1045382620, 1254459144, 1568073930, 1881688716, 2090765240, 2352110895, 3136147860, 3763377432, 4704221790, 6272295720, 9408443580, 18816887160]

約数ペア:

[(1, 18816887160), (2, 9408443580), (3, 6272295720), (4, 4704221790), (5, 3763377432), (6, 3136147860), (8, 2352110895), (9, 2090765240), (10, 1881688716), (12, 1568073930), (15, 1254459144), (18, 1045382620), (20, 940844358), (24, 784036965), (30, 627229572), (31, 606996360), (36, 522691310), (40, 470422179), (45, 418153048), (60, 313614786), (61, 308473560), (62, 303498180), (72, 261345655), (90, 209076524), (93, 202332120), (120, 156807393), (122, 154236780), (124, 151749090), (131, 143640360), (155, 121399272), (180, 104538262), (183, 102824520), (186, 101166060), (211, 89179560), (244, 77118390), (248, 75874545), (262, 71820180), (279, 67444040), (305, 61694712), (310, 60699636), (360, 52269131), (366, 51412260), (372, 50583030), (393, 47880120), (422, 44589780), (465, 40466424), (488, 38559195), (524, 35910090), (549, 34274840), (558, 33722020), (610, 30847356), (620, 30349818), (633, 29726520), (655, 28728072), (732, 25706130), (744, 25291515), (786, 23940060), (844, 22294890), (915, 20564904), (930, 20233212), (1048, 17955045), (1055, 17835912), (1098, 17137420), (1116, 16861010), (1179, 15960040), (1220, 15423678), (1240, 15174909), (1266, 14863260), (1310, 14364036), (1395, 13488808), (1464, 12853065), (1572, 11970030), (1688, 11147445), (1830, 10282452), (1860, 10116606), (1891, 9950760), (1899, 9908840), (1965, 9576024), (2110, 8917956), (2196, 8568710), (2232, 8430505), (2358, 7980020), (2440, 7711839), (2532, 7431630), (2620, 7182018), (2745, 6854968), (2790, 6744404), (3144, 5985015), (3165, 5945304), (3660, 5141226), (3720, 5058303), (3782, 4975380), (3798, 4954420), (3930, 4788012), (4061, 4633560), (4220, 4458978), (4392, 4284355), (4716, 3990010), (5064, 3715815), (5240, 3591009), (5490, 3427484), (5580, 3372202), (5673, 3316920), (5895, 3192008), (6330, 2972652), (6541, 2876760), (7320, 2570613), (7564, 2487690), (7596, 2477210), (7860, 2394006), (7991, 2354760), (8122, 2316780), (8440, 2229489), (9432, 1995005), (9455, 1990152), (9495, 1981768), (10980, 1713742), (11160, 1686101), (11346, 1658460), (11790, 1596004), (12183, 1544520), (12660, 1486326), (12871, 1461960), (13082, 1438380), (15128, 1243845), (15192, 1238605), (15720, 1197003), (15982, 1177380), (16244, 1158390), (17019, 1105640), (18910, 995076), (18990, 990884), (19623, 958920), (20305, 926712), (21960, 856871), (22692, 829230), (23580, 798002), (23973, 784920), (24366, 772260), (25320, 743163), (25742, 730980), (26164, 719190), (27641, 680760), (28365, 663384), (31964, 588690), (32488, 579195), (32705, 575352), (34038, 552820), (36549, 514840), (37820, 497538), (37980, 495442), (38613, 487320), (39246, 479460), (39955, 470952), (40610, 463356), (45384, 414615), (47160, 399001), (47946, 392460), (48732, 386130), (51484, 365490), (52328, 359595), (55282, 340380), (56730, 331692), (58869, 319640), (60915, 308904), (63928, 294345), (64355, 292392), (65410, 287676), (68076, 276410), (71919, 261640), (73098, 257420), (75640, 248769), (75960, 247721), (77226, 243660), (78492, 239730), (79910, 235476), (81220, 231678), (82923, 226920), (85095, 221128), (95892, 196230), (97464, 193065), (98115, 191784), (102968, 182745), (110564, 170190), (113460, 165846), (115839, 162440), (117738, 159820), (119865, 156984), (121830, 154452), (128710, 146196), (130820, 143838), (136152, 138205)]