154920640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 224

約数和(自身を含む): 458809344

約数和(自身を除く): 303888704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 70, 80, 92, 97, 112, 115, 124, 140, 155, 160, 161, 184, 194, 217, 224, 230, 248, 280, 310, 320, 322, 368, 388, 434, 448, 460, 485, 496, 560, 620, 644, 679, 713, 736, 776, 805, 868, 920, 970, 992, 1085, 1120, 1240, 1288, 1358, 1426, 1472, 1552, 1610, 1736, 1840, 1940, 1984, 2170, 2231, 2240, 2480, 2576, 2716, 2852, 3007, 3104, 3220, 3395, 3472, 3565, 3680, 3880, 4340, 4462, 4960, 4991, 5152, 5432, 5704, 6014, 6208, 6440, 6790, 6944, 7130, 7360, 7760, 8680, 8924, 9920, 9982, 10304, 10864, 11155, 11408, 12028, 12880, 13580, 13888, 14260, 15035, 15520, 15617, 17360, 17848, 19964, 21049, 21728, 22310, 22816, 24056, 24955, 25760, 27160, 28520, 30070, 31040, 31234, 34720, 35696, 39928, 42098, 43456, 44620, 45632, 48112, 49910, 51520, 54320, 57040, 60140, 62468, 69161, 69440, 71392, 78085, 79856, 84196, 89240, 96224, 99820, 105245, 108640, 114080, 120280, 124936, 138322, 142784, 156170, 159712, 168392, 178480, 192448, 199640, 210490, 217280, 228160, 240560, 249872, 276644, 312340, 319424, 336784, 345805, 356960, 399280, 420980, 481120, 484127, 499744, 553288, 624680, 673568, 691610, 713920, 798560, 841960, 962240, 968254, 999488, 1106576, 1249360, 1347136, 1383220, 1597120, 1683920, 1936508, 2213152, 2420635, 2498720, 2766440, 3367840, 3873016, 4426304, 4841270, 4997440, 5532880, 6735680, 7746032, 9682540, 11065760, 15492064, 19365080, 22131520, 30984128, 38730160, 77460320, 154920640]

約数ペア:

[(1, 154920640), (2, 77460320), (4, 38730160), (5, 30984128), (7, 22131520), (8, 19365080), (10, 15492064), (14, 11065760), (16, 9682540), (20, 7746032), (23, 6735680), (28, 5532880), (31, 4997440), (32, 4841270), (35, 4426304), (40, 3873016), (46, 3367840), (56, 2766440), (62, 2498720), (64, 2420635), (70, 2213152), (80, 1936508), (92, 1683920), (97, 1597120), (112, 1383220), (115, 1347136), (124, 1249360), (140, 1106576), (155, 999488), (160, 968254), (161, 962240), (184, 841960), (194, 798560), (217, 713920), (224, 691610), (230, 673568), (248, 624680), (280, 553288), (310, 499744), (320, 484127), (322, 481120), (368, 420980), (388, 399280), (434, 356960), (448, 345805), (460, 336784), (485, 319424), (496, 312340), (560, 276644), (620, 249872), (644, 240560), (679, 228160), (713, 217280), (736, 210490), (776, 199640), (805, 192448), (868, 178480), (920, 168392), (970, 159712), (992, 156170), (1085, 142784), (1120, 138322), (1240, 124936), (1288, 120280), (1358, 114080), (1426, 108640), (1472, 105245), (1552, 99820), (1610, 96224), (1736, 89240), (1840, 84196), (1940, 79856), (1984, 78085), (2170, 71392), (2231, 69440), (2240, 69161), (2480, 62468), (2576, 60140), (2716, 57040), (2852, 54320), (3007, 51520), (3104, 49910), (3220, 48112), (3395, 45632), (3472, 44620), (3565, 43456), (3680, 42098), (3880, 39928), (4340, 35696), (4462, 34720), (4960, 31234), (4991, 31040), (5152, 30070), (5432, 28520), (5704, 27160), (6014, 25760), (6208, 24955), (6440, 24056), (6790, 22816), (6944, 22310), (7130, 21728), (7360, 21049), (7760, 19964), (8680, 17848), (8924, 17360), (9920, 15617), (9982, 15520), (10304, 15035), (10864, 14260), (11155, 13888), (11408, 13580), (12028, 12880)]