239423478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 620421120

約数和(自身を除く): 380997642

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 31, 34, 42, 51, 58, 62, 87, 93, 102, 119, 174, 186, 203, 217, 238, 357, 373, 406, 434, 493, 527, 609, 651, 714, 746, 899, 986, 1054, 1119, 1218, 1302, 1479, 1581, 1798, 2238, 2611, 2697, 2958, 3162, 3451, 3689, 5222, 5394, 6293, 6341, 6902, 7378, 7833, 10353, 10817, 11067, 11563, 12586, 12682, 15283, 15666, 18879, 19023, 20706, 21634, 22134, 23126, 30566, 32451, 34689, 37758, 38046, 44387, 45849, 64902, 69378, 75719, 80941, 88774, 91698, 106981, 133161, 151438, 161882, 183889, 196571, 213962, 227157, 242823, 266322, 320943, 335327, 367778, 393142, 454314, 485646, 551667, 589713, 641886, 670654, 1005981, 1103334, 1179426, 1287223, 1375997, 2011962, 2347289, 2574446, 2751994, 3861669, 4127991, 4694578, 5700559, 7041867, 7723338, 8255982, 11401118, 14083734, 17101677, 34203354, 39903913, 79807826, 119711739, 239423478]

約数ペア:

[(1, 239423478), (2, 119711739), (3, 79807826), (6, 39903913), (7, 34203354), (14, 17101677), (17, 14083734), (21, 11401118), (29, 8255982), (31, 7723338), (34, 7041867), (42, 5700559), (51, 4694578), (58, 4127991), (62, 3861669), (87, 2751994), (93, 2574446), (102, 2347289), (119, 2011962), (174, 1375997), (186, 1287223), (203, 1179426), (217, 1103334), (238, 1005981), (357, 670654), (373, 641886), (406, 589713), (434, 551667), (493, 485646), (527, 454314), (609, 393142), (651, 367778), (714, 335327), (746, 320943), (899, 266322), (986, 242823), (1054, 227157), (1119, 213962), (1218, 196571), (1302, 183889), (1479, 161882), (1581, 151438), (1798, 133161), (2238, 106981), (2611, 91698), (2697, 88774), (2958, 80941), (3162, 75719), (3451, 69378), (3689, 64902), (5222, 45849), (5394, 44387), (6293, 38046), (6341, 37758), (6902, 34689), (7378, 32451), (7833, 30566), (10353, 23126), (10817, 22134), (11067, 21634), (11563, 20706), (12586, 19023), (12682, 18879), (15283, 15666)]