168991776

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:471

約数の個数: 144

約数和(自身を含む): 513021600

約数和(自身を除く): 344029824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 89, 96, 114, 144, 152, 171, 178, 228, 267, 288, 304, 342, 347, 356, 456, 534, 608, 684, 694, 712, 801, 912, 1041, 1068, 1368, 1388, 1424, 1602, 1691, 1824, 2082, 2136, 2736, 2776, 2848, 3123, 3204, 3382, 4164, 4272, 5073, 5472, 5552, 6246, 6408, 6593, 6764, 8328, 8544, 10146, 11104, 12492, 12816, 13186, 13528, 15219, 16656, 19779, 20292, 24984, 25632, 26372, 27056, 30438, 30883, 33312, 39558, 40584, 49968, 52744, 54112, 59337, 60876, 61766, 79116, 81168, 92649, 99936, 105488, 118674, 121752, 123532, 158232, 162336, 185298, 210976, 237348, 243504, 247064, 277947, 316464, 370596, 474696, 487008, 494128, 555894, 586777, 632928, 741192, 949392, 988256, 1111788, 1173554, 1482384, 1760331, 1898784, 2223576, 2347108, 2964768, 3520662, 4447152, 4694216, 5280993, 7041324, 8894304, 9388432, 10561986, 14082648, 18776864, 21123972, 28165296, 42247944, 56330592, 84495888, 168991776]

約数ペア:

[(1, 168991776), (2, 84495888), (3, 56330592), (4, 42247944), (6, 28165296), (8, 21123972), (9, 18776864), (12, 14082648), (16, 10561986), (18, 9388432), (19, 8894304), (24, 7041324), (32, 5280993), (36, 4694216), (38, 4447152), (48, 3520662), (57, 2964768), (72, 2347108), (76, 2223576), (89, 1898784), (96, 1760331), (114, 1482384), (144, 1173554), (152, 1111788), (171, 988256), (178, 949392), (228, 741192), (267, 632928), (288, 586777), (304, 555894), (342, 494128), (347, 487008), (356, 474696), (456, 370596), (534, 316464), (608, 277947), (684, 247064), (694, 243504), (712, 237348), (801, 210976), (912, 185298), (1041, 162336), (1068, 158232), (1368, 123532), (1388, 121752), (1424, 118674), (1602, 105488), (1691, 99936), (1824, 92649), (2082, 81168), (2136, 79116), (2736, 61766), (2776, 60876), (2848, 59337), (3123, 54112), (3204, 52744), (3382, 49968), (4164, 40584), (4272, 39558), (5073, 33312), (5472, 30883), (5552, 30438), (6246, 27056), (6408, 26372), (6593, 25632), (6764, 24984), (8328, 20292), (8544, 19779), (10146, 16656), (11104, 15219), (12492, 13528), (12816, 13186)]