217140560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4301

約数の個数: 120

約数和(自身を含む): 632600136

約数和(自身を除く): 415459576

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 4261, 5096, 6370, 7280, 8522, 10192, 12740, 17044, 21305, 25480, 29827, 34088, 42610, 50960, 55393, 59654, 68176, 85220, 110786, 119308, 149135, 170440, 208789, 221572, 238616, 276965, 298270, 340880, 387751, 417578, 443144, 477232, 553930, 596540, 775502, 835156, 886288, 1043945, 1107860, 1193080, 1551004, 1670312, 1938755, 2087890, 2215720, 2386160, 2714257, 3102008, 3340624, 3877510, 4175780, 4431440, 5428514, 6204016, 7755020, 8351560, 10857028, 13571285, 15510040, 16703120, 21714056, 27142570, 31020080, 43428112, 54285140, 108570280, 217140560]

約数ペア:

[(1, 217140560), (2, 108570280), (4, 54285140), (5, 43428112), (7, 31020080), (8, 27142570), (10, 21714056), (13, 16703120), (14, 15510040), (16, 13571285), (20, 10857028), (26, 8351560), (28, 7755020), (35, 6204016), (40, 5428514), (49, 4431440), (52, 4175780), (56, 3877510), (65, 3340624), (70, 3102008), (80, 2714257), (91, 2386160), (98, 2215720), (104, 2087890), (112, 1938755), (130, 1670312), (140, 1551004), (182, 1193080), (196, 1107860), (208, 1043945), (245, 886288), (260, 835156), (280, 775502), (364, 596540), (392, 553930), (455, 477232), (490, 443144), (520, 417578), (560, 387751), (637, 340880), (728, 298270), (784, 276965), (910, 238616), (980, 221572), (1040, 208789), (1274, 170440), (1456, 149135), (1820, 119308), (1960, 110786), (2548, 85220), (3185, 68176), (3640, 59654), (3920, 55393), (4261, 50960), (5096, 42610), (6370, 34088), (7280, 29827), (8522, 25480), (10192, 21305), (12740, 17044)]