142942240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:255

約数の個数: 192

約数和(自身を含む): 418037760

約数和(自身を除く): 275095520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 160, 161, 179, 184, 217, 224, 230, 248, 280, 310, 322, 358, 368, 434, 460, 496, 560, 620, 644, 713, 716, 736, 805, 868, 895, 920, 992, 1085, 1120, 1240, 1253, 1288, 1426, 1432, 1610, 1736, 1790, 1840, 2170, 2480, 2506, 2576, 2852, 2864, 3220, 3472, 3565, 3580, 3680, 4117, 4340, 4960, 4991, 5012, 5152, 5549, 5704, 5728, 6265, 6440, 6944, 7130, 7160, 8234, 8680, 9982, 10024, 11098, 11408, 12530, 12880, 14260, 14320, 16468, 17360, 19964, 20048, 20585, 22196, 22816, 24955, 25060, 25760, 27745, 28520, 28640, 28819, 32936, 34720, 38843, 39928, 40096, 41170, 44392, 49910, 50120, 55490, 57040, 57638, 65872, 77686, 79856, 82340, 88784, 99820, 100240, 110980, 114080, 115276, 127627, 131744, 144095, 155372, 159712, 164680, 177568, 194215, 199640, 200480, 221960, 230552, 255254, 288190, 310744, 329360, 388430, 399280, 443920, 461104, 510508, 576380, 621488, 638135, 658720, 776860, 798560, 887840, 893389, 922208, 1021016, 1152760, 1242976, 1276270, 1553720, 1786778, 2042032, 2305520, 2552540, 3107440, 3573556, 4084064, 4466945, 4611040, 5105080, 6214880, 7147112, 8933890, 10210160, 14294224, 17867780, 20420320, 28588448, 35735560, 71471120, 142942240]

約数ペア:

[(1, 142942240), (2, 71471120), (4, 35735560), (5, 28588448), (7, 20420320), (8, 17867780), (10, 14294224), (14, 10210160), (16, 8933890), (20, 7147112), (23, 6214880), (28, 5105080), (31, 4611040), (32, 4466945), (35, 4084064), (40, 3573556), (46, 3107440), (56, 2552540), (62, 2305520), (70, 2042032), (80, 1786778), (92, 1553720), (112, 1276270), (115, 1242976), (124, 1152760), (140, 1021016), (155, 922208), (160, 893389), (161, 887840), (179, 798560), (184, 776860), (217, 658720), (224, 638135), (230, 621488), (248, 576380), (280, 510508), (310, 461104), (322, 443920), (358, 399280), (368, 388430), (434, 329360), (460, 310744), (496, 288190), (560, 255254), (620, 230552), (644, 221960), (713, 200480), (716, 199640), (736, 194215), (805, 177568), (868, 164680), (895, 159712), (920, 155372), (992, 144095), (1085, 131744), (1120, 127627), (1240, 115276), (1253, 114080), (1288, 110980), (1426, 100240), (1432, 99820), (1610, 88784), (1736, 82340), (1790, 79856), (1840, 77686), (2170, 65872), (2480, 57638), (2506, 57040), (2576, 55490), (2852, 50120), (2864, 49910), (3220, 44392), (3472, 41170), (3565, 40096), (3580, 39928), (3680, 38843), (4117, 34720), (4340, 32936), (4960, 28819), (4991, 28640), (5012, 28520), (5152, 27745), (5549, 25760), (5704, 25060), (5728, 24955), (6265, 22816), (6440, 22196), (6944, 20585), (7130, 20048), (7160, 19964), (8234, 17360), (8680, 16468), (9982, 14320), (10024, 14260), (11098, 12880), (11408, 12530)]