212461440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{463}}^1$

素因数の和:724

約数の個数: 128

約数和(自身を含む): 681523200

約数和(自身を除く): 469061760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 239, 240, 320, 384, 463, 478, 480, 640, 717, 926, 956, 960, 1195, 1389, 1434, 1852, 1912, 1920, 2315, 2390, 2778, 2868, 3585, 3704, 3824, 4630, 4780, 5556, 5736, 6945, 7170, 7408, 7648, 9260, 9560, 11112, 11472, 13890, 14340, 14816, 15296, 18520, 19120, 22224, 22944, 27780, 28680, 29632, 30592, 37040, 38240, 44448, 45888, 55560, 57360, 59264, 74080, 76480, 88896, 91776, 110657, 111120, 114720, 148160, 152960, 177792, 221314, 222240, 229440, 296320, 331971, 442628, 444480, 458880, 553285, 663942, 885256, 888960, 1106570, 1327884, 1659855, 1770512, 2213140, 2655768, 3319710, 3541024, 4426280, 5311536, 6639420, 7082048, 8852560, 10623072, 13278840, 14164096, 17705120, 21246144, 26557680, 35410240, 42492288, 53115360, 70820480, 106230720, 212461440]

約数ペア:

[(1, 212461440), (2, 106230720), (3, 70820480), (4, 53115360), (5, 42492288), (6, 35410240), (8, 26557680), (10, 21246144), (12, 17705120), (15, 14164096), (16, 13278840), (20, 10623072), (24, 8852560), (30, 7082048), (32, 6639420), (40, 5311536), (48, 4426280), (60, 3541024), (64, 3319710), (80, 2655768), (96, 2213140), (120, 1770512), (128, 1659855), (160, 1327884), (192, 1106570), (239, 888960), (240, 885256), (320, 663942), (384, 553285), (463, 458880), (478, 444480), (480, 442628), (640, 331971), (717, 296320), (926, 229440), (956, 222240), (960, 221314), (1195, 177792), (1389, 152960), (1434, 148160), (1852, 114720), (1912, 111120), (1920, 110657), (2315, 91776), (2390, 88896), (2778, 76480), (2868, 74080), (3585, 59264), (3704, 57360), (3824, 55560), (4630, 45888), (4780, 44448), (5556, 38240), (5736, 37040), (6945, 30592), (7170, 29632), (7408, 28680), (7648, 27780), (9260, 22944), (9560, 22224), (11112, 19120), (11472, 18520), (13890, 15296), (14340, 14816)]