131818680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 522980640

約数和(自身を除く): 391161960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 181, 204, 210, 238, 252, 255, 280, 289, 306, 315, 340, 357, 360, 362, 408, 420, 476, 504, 510, 543, 578, 595, 612, 630, 680, 714, 724, 765, 840, 867, 905, 952, 1020, 1071, 1086, 1156, 1190, 1224, 1260, 1267, 1428, 1445, 1448, 1530, 1629, 1734, 1785, 1810, 2023, 2040, 2142, 2172, 2312, 2380, 2520, 2534, 2601, 2715, 2856, 2890, 3060, 3077, 3258, 3468, 3570, 3620, 3801, 4046, 4284, 4335, 4344, 4760, 5068, 5202, 5355, 5430, 5780, 6069, 6120, 6154, 6335, 6516, 6936, 7140, 7240, 7602, 8092, 8145, 8568, 8670, 9231, 10115, 10136, 10404, 10710, 10860, 11403, 11560, 12138, 12308, 12670, 13005, 13032, 14280, 15204, 15385, 16184, 16290, 17340, 18207, 18462, 19005, 20230, 20808, 21420, 21539, 21720, 22806, 24276, 24616, 25340, 26010, 27693, 30345, 30408, 30770, 32580, 34680, 36414, 36924, 38010, 40460, 42840, 43078, 45612, 46155, 48552, 50680, 52020, 52309, 55386, 57015, 60690, 61540, 64617, 65160, 72828, 73848, 76020, 80920, 86156, 91035, 91224, 92310, 104040, 104618, 107695, 110772, 114030, 121380, 123080, 129234, 138465, 145656, 152040, 156927, 172312, 182070, 184620, 193851, 209236, 215390, 221544, 228060, 242760, 258468, 261545, 276930, 313854, 323085, 364140, 366163, 369240, 387702, 418472, 430780, 456120, 470781, 516936, 523090, 553860, 627708, 646170, 728280, 732326, 775404, 784635, 861560, 941562, 969255, 1046180, 1098489, 1107720, 1255416, 1292340, 1464652, 1550808, 1569270, 1830815, 1883124, 1938510, 2092360, 2196978, 2353905, 2584680, 2929304, 3138540, 3295467, 3661630, 3766248, 3877020, 4393956, 4707810, 5492445, 6277080, 6590934, 7323260, 7754040, 8787912, 9415620, 10984890, 13181868, 14646520, 16477335, 18831240, 21969780, 26363736, 32954670, 43939560, 65909340, 131818680]

約数ペア:

[(1, 131818680), (2, 65909340), (3, 43939560), (4, 32954670), (5, 26363736), (6, 21969780), (7, 18831240), (8, 16477335), (9, 14646520), (10, 13181868), (12, 10984890), (14, 9415620), (15, 8787912), (17, 7754040), (18, 7323260), (20, 6590934), (21, 6277080), (24, 5492445), (28, 4707810), (30, 4393956), (34, 3877020), (35, 3766248), (36, 3661630), (40, 3295467), (42, 3138540), (45, 2929304), (51, 2584680), (56, 2353905), (60, 2196978), (63, 2092360), (68, 1938510), (70, 1883124), (72, 1830815), (84, 1569270), (85, 1550808), (90, 1464652), (102, 1292340), (105, 1255416), (119, 1107720), (120, 1098489), (126, 1046180), (136, 969255), (140, 941562), (153, 861560), (168, 784635), (170, 775404), (180, 732326), (181, 728280), (204, 646170), (210, 627708), (238, 553860), (252, 523090), (255, 516936), (280, 470781), (289, 456120), (306, 430780), (315, 418472), (340, 387702), (357, 369240), (360, 366163), (362, 364140), (408, 323085), (420, 313854), (476, 276930), (504, 261545), (510, 258468), (543, 242760), (578, 228060), (595, 221544), (612, 215390), (630, 209236), (680, 193851), (714, 184620), (724, 182070), (765, 172312), (840, 156927), (867, 152040), (905, 145656), (952, 138465), (1020, 129234), (1071, 123080), (1086, 121380), (1156, 114030), (1190, 110772), (1224, 107695), (1260, 104618), (1267, 104040), (1428, 92310), (1445, 91224), (1448, 91035), (1530, 86156), (1629, 80920), (1734, 76020), (1785, 73848), (1810, 72828), (2023, 65160), (2040, 64617), (2142, 61540), (2172, 60690), (2312, 57015), (2380, 55386), (2520, 52309), (2534, 52020), (2601, 50680), (2715, 48552), (2856, 46155), (2890, 45612), (3060, 43078), (3077, 42840), (3258, 40460), (3468, 38010), (3570, 36924), (3620, 36414), (3801, 34680), (4046, 32580), (4284, 30770), (4335, 30408), (4344, 30345), (4760, 27693), (5068, 26010), (5202, 25340), (5355, 24616), (5430, 24276), (5780, 22806), (6069, 21720), (6120, 21539), (6154, 21420), (6335, 20808), (6516, 20230), (6936, 19005), (7140, 18462), (7240, 18207), (7602, 17340), (8092, 16290), (8145, 16184), (8568, 15385), (8670, 15204), (9231, 14280), (10115, 13032), (10136, 13005), (10404, 12670), (10710, 12308), (10860, 12138), (11403, 11560)]