179920160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:515

約数の個数: 144

約数和(自身を含む): 504952056

約数和(自身を除く): 325031896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 160, 196, 212, 224, 245, 265, 280, 371, 392, 424, 433, 490, 530, 560, 742, 784, 848, 866, 980, 1060, 1120, 1484, 1568, 1696, 1732, 1855, 1960, 2120, 2165, 2597, 2968, 3031, 3464, 3710, 3920, 4240, 4330, 5194, 5936, 6062, 6928, 7420, 7840, 8480, 8660, 10388, 11872, 12124, 12985, 13856, 14840, 15155, 17320, 20776, 21217, 22949, 24248, 25970, 29680, 30310, 34640, 41552, 42434, 45898, 48496, 51940, 59360, 60620, 69280, 83104, 84868, 91796, 96992, 103880, 106085, 114745, 121240, 160643, 169736, 183592, 207760, 212170, 229490, 242480, 321286, 339472, 367184, 415520, 424340, 458980, 484960, 642572, 678944, 734368, 803215, 848680, 917960, 1124501, 1285144, 1606430, 1697360, 1835920, 2249002, 2570288, 3212860, 3394720, 3671840, 4498004, 5140576, 5622505, 6425720, 8996008, 11245010, 12851440, 17992016, 22490020, 25702880, 35984032, 44980040, 89960080, 179920160]

約数ペア:

[(1, 179920160), (2, 89960080), (4, 44980040), (5, 35984032), (7, 25702880), (8, 22490020), (10, 17992016), (14, 12851440), (16, 11245010), (20, 8996008), (28, 6425720), (32, 5622505), (35, 5140576), (40, 4498004), (49, 3671840), (53, 3394720), (56, 3212860), (70, 2570288), (80, 2249002), (98, 1835920), (106, 1697360), (112, 1606430), (140, 1285144), (160, 1124501), (196, 917960), (212, 848680), (224, 803215), (245, 734368), (265, 678944), (280, 642572), (371, 484960), (392, 458980), (424, 424340), (433, 415520), (490, 367184), (530, 339472), (560, 321286), (742, 242480), (784, 229490), (848, 212170), (866, 207760), (980, 183592), (1060, 169736), (1120, 160643), (1484, 121240), (1568, 114745), (1696, 106085), (1732, 103880), (1855, 96992), (1960, 91796), (2120, 84868), (2165, 83104), (2597, 69280), (2968, 60620), (3031, 59360), (3464, 51940), (3710, 48496), (3920, 45898), (4240, 42434), (4330, 41552), (5194, 34640), (5936, 30310), (6062, 29680), (6928, 25970), (7420, 24248), (7840, 22949), (8480, 21217), (8660, 20776), (10388, 17320), (11872, 15155), (12124, 14840), (12985, 13856)]