289439360

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 841034880

約数和(自身を除く): 551595520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 53, 56, 64, 70, 80, 92, 106, 112, 115, 128, 140, 160, 161, 184, 212, 224, 230, 265, 280, 320, 322, 368, 371, 424, 448, 460, 530, 560, 640, 644, 736, 742, 805, 848, 896, 920, 1060, 1120, 1219, 1288, 1472, 1484, 1610, 1696, 1840, 1855, 2120, 2240, 2438, 2576, 2809, 2944, 2968, 3220, 3392, 3680, 3710, 4240, 4480, 4876, 5152, 5618, 5936, 6095, 6440, 6784, 7360, 7420, 8480, 8533, 9752, 10304, 11236, 11872, 12190, 12880, 14045, 14720, 14840, 16960, 17066, 19504, 19663, 20608, 22472, 23744, 24380, 25760, 28090, 29680, 33920, 34132, 39008, 39326, 42665, 44944, 47488, 48760, 51520, 56180, 59360, 64607, 68264, 78016, 78652, 85330, 89888, 97520, 98315, 103040, 112360, 118720, 129214, 136528, 156032, 157304, 170660, 179776, 195040, 196630, 224720, 237440, 258428, 273056, 314608, 323035, 341320, 359552, 390080, 393260, 449440, 452249, 516856, 546112, 629216, 646070, 682640, 780160, 786520, 898880, 904498, 1033712, 1092224, 1258432, 1292140, 1365280, 1573040, 1797760, 1808996, 2067424, 2261245, 2516864, 2584280, 2730560, 3146080, 3617992, 4134848, 4522490, 5168560, 5461120, 6292160, 7235984, 8269696, 9044980, 10337120, 12584320, 14471968, 18089960, 20674240, 28943936, 36179920, 41348480, 57887872, 72359840, 144719680, 289439360]

約数ペア:

[(1, 289439360), (2, 144719680), (4, 72359840), (5, 57887872), (7, 41348480), (8, 36179920), (10, 28943936), (14, 20674240), (16, 18089960), (20, 14471968), (23, 12584320), (28, 10337120), (32, 9044980), (35, 8269696), (40, 7235984), (46, 6292160), (53, 5461120), (56, 5168560), (64, 4522490), (70, 4134848), (80, 3617992), (92, 3146080), (106, 2730560), (112, 2584280), (115, 2516864), (128, 2261245), (140, 2067424), (160, 1808996), (161, 1797760), (184, 1573040), (212, 1365280), (224, 1292140), (230, 1258432), (265, 1092224), (280, 1033712), (320, 904498), (322, 898880), (368, 786520), (371, 780160), (424, 682640), (448, 646070), (460, 629216), (530, 546112), (560, 516856), (640, 452249), (644, 449440), (736, 393260), (742, 390080), (805, 359552), (848, 341320), (896, 323035), (920, 314608), (1060, 273056), (1120, 258428), (1219, 237440), (1288, 224720), (1472, 196630), (1484, 195040), (1610, 179776), (1696, 170660), (1840, 157304), (1855, 156032), (2120, 136528), (2240, 129214), (2438, 118720), (2576, 112360), (2809, 103040), (2944, 98315), (2968, 97520), (3220, 89888), (3392, 85330), (3680, 78652), (3710, 78016), (4240, 68264), (4480, 64607), (4876, 59360), (5152, 56180), (5618, 51520), (5936, 48760), (6095, 47488), (6440, 44944), (6784, 42665), (7360, 39326), (7420, 39008), (8480, 34132), (8533, 33920), (9752, 29680), (10304, 28090), (11236, 25760), (11872, 24380), (12190, 23744), (12880, 22472), (14045, 20608), (14720, 19663), (14840, 19504), (16960, 17066)]