178977435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 380190720

約数和(自身を除く): 201213285

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 65, 67, 91, 95, 103, 105, 133, 195, 201, 247, 273, 285, 309, 335, 399, 455, 469, 515, 665, 721, 741, 871, 1005, 1235, 1273, 1339, 1365, 1407, 1545, 1729, 1957, 1995, 2163, 2345, 2613, 3605, 3705, 3819, 4017, 4355, 5187, 5871, 6097, 6365, 6695, 6901, 7035, 8645, 8911, 9373, 9785, 10815, 13065, 13699, 16549, 18291, 19095, 20085, 20703, 25441, 25935, 26733, 28119, 29355, 30485, 34505, 41097, 44555, 46865, 48307, 49647, 68495, 76323, 82745, 89713, 91455, 103515, 115843, 127205, 131119, 133665, 140595, 144921, 178087, 205485, 241535, 248235, 269139, 347529, 381615, 393357, 448565, 534261, 579215, 627991, 655595, 724605, 890435, 917833, 1345695, 1704547, 1737645, 1883973, 1966785, 2671305, 2753499, 3139955, 4589165, 5113641, 8522735, 9419865, 11931829, 13767495, 25568205, 35795487, 59659145, 178977435]

約数ペア:

[(1, 178977435), (3, 59659145), (5, 35795487), (7, 25568205), (13, 13767495), (15, 11931829), (19, 9419865), (21, 8522735), (35, 5113641), (39, 4589165), (57, 3139955), (65, 2753499), (67, 2671305), (91, 1966785), (95, 1883973), (103, 1737645), (105, 1704547), (133, 1345695), (195, 917833), (201, 890435), (247, 724605), (273, 655595), (285, 627991), (309, 579215), (335, 534261), (399, 448565), (455, 393357), (469, 381615), (515, 347529), (665, 269139), (721, 248235), (741, 241535), (871, 205485), (1005, 178087), (1235, 144921), (1273, 140595), (1339, 133665), (1365, 131119), (1407, 127205), (1545, 115843), (1729, 103515), (1957, 91455), (1995, 89713), (2163, 82745), (2345, 76323), (2613, 68495), (3605, 49647), (3705, 48307), (3819, 46865), (4017, 44555), (4355, 41097), (5187, 34505), (5871, 30485), (6097, 29355), (6365, 28119), (6695, 26733), (6901, 25935), (7035, 25441), (8645, 20703), (8911, 20085), (9373, 19095), (9785, 18291), (10815, 16549), (13065, 13699)]