19392480

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{67}}^2$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 68901840

約数和(自身を除く): 49509360

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, 67, 72, 80, 90, 96, 108, 120, 134, 135, 144, 160, 180, 201, 216, 240, 268, 270, 288, 335, 360, 402, 432, 480, 536, 540, 603, 670, 720, 804, 864, 1005, 1072, 1080, 1206, 1340, 1440, 1608, 1809, 2010, 2144, 2160, 2412, 2680, 3015, 3216, 3618, 4020, 4320, 4489, 4824, 5360, 6030, 6432, 7236, 8040, 8978, 9045, 9648, 10720, 12060, 13467, 14472, 16080, 17956, 18090, 19296, 22445, 24120, 26934, 28944, 32160, 35912, 36180, 40401, 44890, 48240, 53868, 57888, 67335, 71824, 72360, 80802, 89780, 96480, 107736, 121203, 134670, 143648, 144720, 161604, 179560, 202005, 215472, 242406, 269340, 289440, 323208, 359120, 404010, 430944, 484812, 538680, 606015, 646416, 718240, 808020, 969624, 1077360, 1212030, 1292832, 1616040, 1939248, 2154720, 2424060, 3232080, 3878496, 4848120, 6464160, 9696240, 19392480]

約数ペア:

[(1, 19392480), (2, 9696240), (3, 6464160), (4, 4848120), (5, 3878496), (6, 3232080), (8, 2424060), (9, 2154720), (10, 1939248), (12, 1616040), (15, 1292832), (16, 1212030), (18, 1077360), (20, 969624), (24, 808020), (27, 718240), (30, 646416), (32, 606015), (36, 538680), (40, 484812), (45, 430944), (48, 404010), (54, 359120), (60, 323208), (67, 289440), (72, 269340), (80, 242406), (90, 215472), (96, 202005), (108, 179560), (120, 161604), (134, 144720), (135, 143648), (144, 134670), (160, 121203), (180, 107736), (201, 96480), (216, 89780), (240, 80802), (268, 72360), (270, 71824), (288, 67335), (335, 57888), (360, 53868), (402, 48240), (432, 44890), (480, 40401), (536, 36180), (540, 35912), (603, 32160), (670, 28944), (720, 26934), (804, 24120), (864, 22445), (1005, 19296), (1072, 18090), (1080, 17956), (1206, 16080), (1340, 14472), (1440, 13467), (1608, 12060), (1809, 10720), (2010, 9648), (2144, 9045), (2160, 8978), (2412, 8040), (2680, 7236), (3015, 6432), (3216, 6030), (3618, 5360), (4020, 4824), (4320, 4489)]