18714960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:186

約数の個数: 240

約数和(自身を含む): 73120320

約数和(自身を除く): 54405360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 139, 144, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 278, 306, 330, 340, 360, 374, 396, 408, 417, 440, 495, 510, 528, 556, 561, 612, 660, 680, 695, 720, 748, 765, 792, 816, 834, 880, 935, 990, 1020, 1112, 1122, 1224, 1251, 1320, 1360, 1390, 1496, 1529, 1530, 1584, 1668, 1683, 1870, 1980, 2040, 2085, 2224, 2244, 2363, 2448, 2502, 2640, 2780, 2805, 2992, 3058, 3060, 3336, 3366, 3740, 3960, 4080, 4170, 4488, 4587, 4726, 5004, 5560, 5610, 6116, 6120, 6255, 6672, 6732, 7089, 7480, 7645, 7920, 8340, 8415, 8976, 9174, 9452, 10008, 11120, 11220, 11815, 12232, 12240, 12510, 13464, 13761, 14178, 14960, 15290, 16680, 16830, 18348, 18904, 20016, 21267, 22440, 22935, 23630, 24464, 25020, 25993, 26928, 27522, 28356, 30580, 33360, 33660, 35445, 36696, 37808, 42534, 44880, 45870, 47260, 50040, 51986, 55044, 56712, 61160, 67320, 68805, 70890, 73392, 77979, 85068, 91740, 94520, 100080, 103972, 106335, 110088, 113424, 122320, 129965, 134640, 137610, 141780, 155958, 170136, 183480, 189040, 207944, 212670, 220176, 233937, 259930, 275220, 283560, 311916, 340272, 366960, 389895, 415888, 425340, 467874, 519860, 550440, 567120, 623832, 779790, 850680, 935748, 1039720, 1100880, 1169685, 1247664, 1559580, 1701360, 1871496, 2079440, 2339370, 3119160, 3742992, 4678740, 6238320, 9357480, 18714960]

約数ペア:

[(1, 18714960), (2, 9357480), (3, 6238320), (4, 4678740), (5, 3742992), (6, 3119160), (8, 2339370), (9, 2079440), (10, 1871496), (11, 1701360), (12, 1559580), (15, 1247664), (16, 1169685), (17, 1100880), (18, 1039720), (20, 935748), (22, 850680), (24, 779790), (30, 623832), (33, 567120), (34, 550440), (36, 519860), (40, 467874), (44, 425340), (45, 415888), (48, 389895), (51, 366960), (55, 340272), (60, 311916), (66, 283560), (68, 275220), (72, 259930), (80, 233937), (85, 220176), (88, 212670), (90, 207944), (99, 189040), (102, 183480), (110, 170136), (120, 155958), (132, 141780), (136, 137610), (139, 134640), (144, 129965), (153, 122320), (165, 113424), (170, 110088), (176, 106335), (180, 103972), (187, 100080), (198, 94520), (204, 91740), (220, 85068), (240, 77979), (255, 73392), (264, 70890), (272, 68805), (278, 67320), (306, 61160), (330, 56712), (340, 55044), (360, 51986), (374, 50040), (396, 47260), (408, 45870), (417, 44880), (440, 42534), (495, 37808), (510, 36696), (528, 35445), (556, 33660), (561, 33360), (612, 30580), (660, 28356), (680, 27522), (695, 26928), (720, 25993), (748, 25020), (765, 24464), (792, 23630), (816, 22935), (834, 22440), (880, 21267), (935, 20016), (990, 18904), (1020, 18348), (1112, 16830), (1122, 16680), (1224, 15290), (1251, 14960), (1320, 14178), (1360, 13761), (1390, 13464), (1496, 12510), (1529, 12240), (1530, 12232), (1584, 11815), (1668, 11220), (1683, 11120), (1870, 10008), (1980, 9452), (2040, 9174), (2085, 8976), (2224, 8415), (2244, 8340), (2363, 7920), (2448, 7645), (2502, 7480), (2640, 7089), (2780, 6732), (2805, 6672), (2992, 6255), (3058, 6120), (3060, 6116), (3336, 5610), (3366, 5560), (3740, 5004), (3960, 4726), (4080, 4587), (4170, 4488)]